diff --git a/src/_h5ai/client/css/inc/download.less b/src/_h5ai/client/css/inc/download.less
index 59b6f576..675f71b1 100644
--- a/src/_h5ai/client/css/inc/download.less
+++ b/src/_h5ai/client/css/inc/download.less
@@ -1,7 +1,6 @@
 
 #download {
     display: none;
-    .topbar-right;
     .transition(all 0.2s ease-in-out);
 
     &.failed {
diff --git a/src/_h5ai/client/css/inc/filter.less b/src/_h5ai/client/css/inc/filter.less
index 9320b630..b717222b 100644
--- a/src/_h5ai/client/css/inc/filter.less
+++ b/src/_h5ai/client/css/inc/filter.less
@@ -1,6 +1,5 @@
 
 #filter {
-    .topbar-right;
 
     input {
         border: none;
diff --git a/src/_h5ai/client/css/inc/general.less b/src/_h5ai/client/css/inc/general.less
index b2117d6a..4b225c91 100644
--- a/src/_h5ai/client/css/inc/general.less
+++ b/src/_h5ai/client/css/inc/general.less
@@ -1,5 +1,7 @@
-// @col-blue: #2196F3;
-@col-blue: #42a5f5;
+@col-blue-400: #42a5f5;
+@col-blue-500: #2196F3;
+@col-blue-700: #1976D2;
+@col-blue-900: #0D47A1;
 @col-green: #4caf50;
 @col-red: #f44336;
 
@@ -20,7 +22,9 @@
 @col-divider-white: rgba(255,255,255,0.12);
 
 @col-text-selected: @col-text-primary-white;
-@col-back-selected: @col-blue;
+@col-back-selected: @col-blue-400;
+
+@col-text-highlight: #111111;
 
 @col-font-light: @col-light;
 @col-font-dark: @col-dark;
@@ -30,7 +34,7 @@
 
 @col: @col-text-primary-black;
 @col-back: @col-back-dark;
-@col-hover: @col-blue;
+@col-hover: @col-blue-400;
 @col-border: rgba(0,0,0,0.05);
 @col-border-strong: rgba(0,0,0,0.15);
 @col-border-stronger: rgba(0,0,0,0.3);
@@ -38,8 +42,8 @@
 @col-okay: @col-green;
 @col-error: @col-red;
 
-@col-link: @col-blue;
-@col-link-hover: @col-blue;
+@col-link: @col-blue-400;
+@col-link-hover: @col-blue-400;
 
 @col-widget-back: rgb(245,245,245);
 @col-widget-back-highlight: rgba(255,255,255,0.8);
@@ -63,8 +67,8 @@
 @font-family-mono: monospace;
 
 
-::-moz-selection { background: @col-blue; color: @col-text-primary-white; text-shadow: none; }
-::selection { background: @col-blue; color: @col-text-primary-white; text-shadow: none; }
+::-moz-selection { background: @col-blue-400; color: @col-text-primary-white; text-shadow: none; }
+::selection { background: @col-blue-400; color: @col-text-primary-white; text-shadow: none; }
 
 .transition (@transition) {
     -webkit-transition: @transition;
@@ -96,7 +100,7 @@
     .rounded();
     .transition(all 0.2s ease-in-out);
     color: @col-text-primary-white;
-    background: @col-blue;
+    background: @col-blue-400;
     border-radius: 2px;
     cursor: pointer;
     text-decoration: none;
diff --git a/src/_h5ai/client/css/inc/preview.less b/src/_h5ai/client/css/inc/preview.less
index 64f435bd..357948f8 100644
--- a/src/_h5ai/client/css/inc/preview.less
+++ b/src/_h5ai/client/css/inc/preview.less
@@ -38,17 +38,20 @@
     cursor: pointer;
 
     img {
+        display: block;
         width: 48px;
         height: 48px;
         margin: -36px 0;
         padding: 12px;
         opacity: 0.5;
+        .transition(all 0.2s ease-in-out);
     }
 
     &:hover {
         img {
-            background-color: rgba(27,27,27,0.8);
             opacity: 1;
+            background-color: rgba(27,27,27,0.8);
+            box-shadow: 0 0 8px 2px rgba(0,0,0,0.3);
         }
     }
 }
@@ -56,8 +59,7 @@
 #pv-prev-area {
     left: 0;
     img {
-        border-top-right-radius: 8px;
-        border-bottom-right-radius: 8px;
+        border-radius: 0 8px 8px 0;
         padding-left: 48px;
     }
 }
@@ -65,8 +67,7 @@
 #pv-next-area {
     right: 0;
     img {
-        border-top-left-radius: 8px;
-        border-bottom-left-radius: 8px;
+        border-radius: 8px 0 0 8px;
         padding-right: 48px;
     }
 }
@@ -79,65 +80,52 @@
 
     img {
         position: relative;
-        top: -2px;
-        width: 16px;
-        height: 16px;
-    }
-    img + span, img + input {
-        margin-left: 6px;
-    }
-    input {
-        background-color: rgba(255,255,255,0.1);
-        border: none;
-        color: #ccc;
+        width: 24px;
+        height: 24px;
+        padding: 12px
     }
 
     .bar-label {
         display: block;
-        color: #ccc;
-        height: 30px;
-        line-height: 30px;
-        padding: 0 10px;
+        color: @col-text-primary-white;
+        height: 48px;
+        line-height: 48px;
+        padding: 0 12px;
         opacity: 0.7;
         .transition(all 0.2s ease-in-out);
     }
 
-    .bar-highlight {
-        background-color: rgba(255,255,255,0.1);
-        opacity: 1.0;
-    }
-
-    @bar-sep-border: 1px solid rgba(255,255,255,0.08);
-
     .bar-button {
-        .bar-label;
+        display: block;
+        line-height: 48px;
+        opacity: 0.7;
         cursor: pointer;
+        .transition(all 0.2s ease-in-out);
+
         &:hover {
-            .bar-highlight;
+            opacity: 1.0;
+            background-color: rgba(255,255,255,0.1);
         }
     }
 
     .bar-left {
         float: left;
-        border-right: @bar-sep-border;
     }
 
     .bar-right {
         float: right;
-        border-left: @bar-sep-border;
     }
 }
 
 #pv-bottombar {
     position: fixed;
     z-index: 5;
-    width: 100%;
-    height: 32px;
     left: 0;
+    right: 0;
     bottom: 0;
     background-color: rgb(27,27,27);
-    border-top: 1px solid rgb(45,45,45);
-
+    // box-shadow: 0 0 8px 0 rgba(0,0,0,0.2);
+    box-shadow: 0 0 8px 2px rgba(0,0,0,0.3);
 }
 
 #pv-overlay.fullscreen {
diff --git a/src/_h5ai/client/css/inc/sidebar.less b/src/_h5ai/client/css/inc/sidebar.less
index 7a5130ec..f9e45396 100644
--- a/src/_h5ai/client/css/inc/sidebar.less
+++ b/src/_h5ai/client/css/inc/sidebar.less
@@ -3,13 +3,13 @@
     display: none;
     overflow: auto;
     flex: 0 0 auto;
-    order: 99;
-    width: 200px;
-    padding: 16px 8px 16px 16px;
-    border-left: 1px solid @col-border;
+    order: 0;
+    width: 264px;
+    border-right: 1px solid @col-border;
 }
 
 #settings {
+    padding: 16px 8px 16px 16px;
 
     .block {
         display: block;
@@ -29,10 +29,8 @@
         .transition(all 0.2s ease-in-out);
 
         display: block;
-        height: 30px;
-        line-height: 30px;
-        padding: 0 10px;
         outline: 0;
+        border-radius: 2px;
 
         &:hover {
             opacity: 1.0;
@@ -49,21 +47,22 @@
     }
 
     img {
-        position: relative;
-        top: -2px;
-        width: 16px;
-        height: 16px;
+        width: 24px;
+        height: 24px;
+        padding: 12px;
     }
 
     .view {
         display: inline-block;
-        margin: 0 4px 0 0;
+        margin: 4px;
+        border-radius: 2px;
     }
 
     .select {
         background: transparent;
         width: 175px;
         overflow: hidden;
+        border-radius: 2px;
         outline: 0;
 
         &:hover {
@@ -99,9 +98,9 @@
 
     input[type='range'] {
         border-radius: 2px;
-        width: 50px;
-        margin: 0 0 4px 12px;
-        padding: 0 8px;
+        width: 142px;
+        margin: 4px;
+        padding: 9px;
         vertical-align: middle;
     }
 
@@ -110,9 +109,9 @@
         -ms-appearance: none;
         -webkit-appearance: none;
         border-width: 0;
-        border-radius: 2px;
+        border-radius: 20px;
         background: @col-range-back;
-        height: 2px;
+        height: 6px;
     }
 
     .range-thumb() {
@@ -120,10 +119,10 @@
         -ms-appearance: none;
         -webkit-appearance: none;
         border-width: 0;
-        border-radius: 2px;
+        border-radius: 20px;
         background: @col-range-thumb;
-        width: 12px;
-        height: 12px;
+        width: 16px;
+        height: 16px;
     }
 
     input[type='range']::-webkit-slider-runnable-track { .range-track; }
diff --git a/src/_h5ai/client/css/inc/topbar.less b/src/_h5ai/client/css/inc/topbar.less
index b5f5d5df..f288a01b 100644
--- a/src/_h5ai/client/css/inc/topbar.less
+++ b/src/_h5ai/client/css/inc/topbar.less
@@ -3,84 +3,94 @@
     overflow: hidden;
     flex: 0 0 auto;
     order: 1;
-    min-height: 30px;
-    font-weight: lighter;
 
-    background: #fafafa;
+    display: flex;
+    flex-direction: row;
+    flex-wrap: nowrap;
+    justify-content: flex-start;
+    align-content: flex-start;
+    align-items: stretch;
+
+    background: @col-lightgray;
     box-shadow: 0 0 8px 0 rgba(0,0,0,0.2);
     z-index: 1;
 }
 
 
-.topbar-hover {
-    color: @col-hover;
-}
-
-.topbar-left {
-    float: left;
-    // border-right: @border-widget-sep;
-}
-
-.topbar-right {
-    float: right;
-    // border-left: @border-widget-sep;
-}
-
-
 #navbar {
-    list-style: none;
-    list-style-image: none;
-    margin: 0;
-    padding: 0;
+    display: none;
+}
 
-    a, a:active, a:visited, span.element {
+
+#toolbar {
+    overflow: hidden;
+    flex: 0 0 auto;
+    order: 1;
+    height: 48px;
+
+    .tool {
+        display: inline-block;
+        cursor: pointer;
+
+        img {
+            display: inline-block;
+            width: 24px;
+            height: 24px;
+            padding: 12px;
+        }
+    }
+}
+
+
+#crumbbar {
+    overflow: hidden;
+    flex: 0 0 auto;
+    order: 2;
+    height: 48px;
+    font-size: 16px;
+    padding: 0 8px;
+    border-left: 1px solid rgba(0,0,0,0.05);
+
+    a, a:active, a:visited {
         color: @col;
         cursor: pointer;
         text-decoration: none;
-        .transition(all 0.2s ease-in-out);
 
-        display: block;
-        height: 48px;
-        line-height: 48px;
-        font-size: 15px;
-        padding: 0 6px;
-
-        &:hover {
-            .topbar-hover;
+        &.current {
+            font-weight: bold;
+            color: @col-text-highlight;
+        }
+        &:hover {
+            color: @col-hover;
+        }
+        &:focus {
+            outline: 0;
         }
-    }
-    .current {
-        font-weight: bold;
-    }
-    .element {
-    }
-    img {
-        position: relative;
-        top: -1px;
-        width: 16px;
-        height: 16px;
-        opacity: 0.8;
-    }
-    img + span, img + input {
-        margin-left: 8px;
     }
     .crumb {
-        .topbar-left;
-        .hint {
-            margin-left: 8px;
-            font-style: italic;
-            color: #999;
-        }
-        img.hint {
-            opacity: 0.8;
-            width: 12px;
-            height: 12px;
-        }
-        &.root, &.domain {
-            margin-left: 10px;
-        }
+        display: inline-block;
+        .transition(all 0.2s ease-in-out);
     }
-    .view {
-        .topbar-right;
+    .sep {
+        width: 24px;
+        height: 24px;
+        padding: 12px 0;
+        line-height: 48px;
+        display: inline-block;
+        vertical-align: top;
+    }
+    .label {
+        line-height: 48px;
+        display: inline-block;
+        vertical-align: top;
+        padding: 0 8px;
+    }
+    .hint {
+        width: 16px;
+        height: 16px;
+        padding: 16px 4px 16px 0;
+        line-height: 48px;
+        display: inline-block;
+        vertical-align: top;
     }
 }
diff --git a/src/_h5ai/client/css/inc/tree.less b/src/_h5ai/client/css/inc/tree.less
index 0538abf7..c8a0859e 100644
--- a/src/_h5ai/client/css/inc/tree.less
+++ b/src/_h5ai/client/css/inc/tree.less
@@ -31,12 +31,12 @@
     .indicator {
         display: inline-block;
         position: relative;
-        top: -1px;
+        top: -2px;
         cursor: pointer;
 
         img {
-            width: 12px;
-            height: 12px;
+            width: 20px;
+            height: 20px;
             .transition(all 0.2s ease-in-out);
         }
         &.open {
@@ -56,14 +56,17 @@
     .icon {
         position: relative;
         top: -2px;
-        margin: 0 8px;
 
         img {
-            width: 16px;
-            height: 16px;
+            width: 20px;
+            height: 20px;
         }
     }
 
+    .label {
+        margin: 0 0 0 4px;
+    }
+
     .content {
         list-style: none;
         margin: 0;
diff --git a/src/_h5ai/client/css/inc/view-details.less b/src/_h5ai/client/css/inc/view-details.less
index 34ed58c5..d5801ed7 100644
--- a/src/_h5ai/client/css/inc/view-details.less
+++ b/src/_h5ai/client/css/inc/view-details.less
@@ -55,9 +55,9 @@
             display: none;
             position: relative;
             top: -2px;
-            width: 12px;
-            height: 12px;
-            padding: 0 8px;
+            width: 20px;
+            height: 20px;
+            padding: 0 4px;
         }
 
         .ascending .sort.ascending,
@@ -109,9 +109,5 @@
         top: 0;
     }
 
-    .selector {
-        left: -5px;
-    }
-
     .view-details-sized(16px)
 }
diff --git a/src/_h5ai/client/css/inc/view.less b/src/_h5ai/client/css/inc/view.less
index d11a47f8..c493d955 100644
--- a/src/_h5ai/client/css/inc/view.less
+++ b/src/_h5ai/client/css/inc/view.less
@@ -102,16 +102,14 @@
     .selector {
         display: none;
         position: absolute;
-        left: -1px;
-        top: 4px;
+        left: 0;
+        top: 0;
         width: 22px;
         height: 22px;
-        background-color: #fff;
+        background-color: @col-back-selected;
         cursor: pointer;
-        box-shadow: 0 0 4px 0 rgba(0, 0, 0, 0.4);
-        border-radius: 0 2px 2px 0;
+        border-radius: 0 0 2px 0;
         opacity: 0.6;
-        padding: 0 0 0 4px;
 
         &:hover {
             opacity: 0.8;
diff --git a/src/_h5ai/client/images/ascending.svg b/src/_h5ai/client/images/ascending.svg
index 8218272e..f3126a98 100644
--- a/src/_h5ai/client/images/ascending.svg
+++ b/src/_h5ai/client/images/ascending.svg
@@ -1,5 +1,60 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="16" width="16" viewBox="0 0 16 16" version="1.1">
-  <g transform="translate(-180,-626)">
-    <path d="m182 631v1c-0.00012 0.0104-0.00046 0.0208 0 0.0313 0.0112 0.25495 0.12858 0.50987 0.3125 0.6875l5.2188 5.2812 5.1875-5.2812c0.19-0.19 0.28-0.45 0.28-0.72v-1h-1c-0.26529 0-0.53058 0.0931-0.71875 0.28125l-3.75 3.8125-3.7812-3.8125c-0.19463-0.21074-0.46925-0.30316-0.75-0.28125h-1z" fill="#555"/>
-  </g>
-</svg>
\ No newline at end of file
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="ascending.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-18"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M 18,9.705 16.59,8.295 12,12.875 7.41,8.295 6,9.705 l 6,6 z"
+     id="path4"
+     style="fill:#555555;fill-opacity:1;stroke:none"
+     inkscape:connector-curvature="0" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path6" />
+</svg>
diff --git a/src/_h5ai/client/images/crumb.svg b/src/_h5ai/client/images/crumb.svg
index 3a7f0e1f..3cf99894 100644
--- a/src/_h5ai/client/images/crumb.svg
+++ b/src/_h5ai/client/images/crumb.svg
@@ -1,7 +1,58 @@
-<svg xmlns="http://www.w3.org/2000/svg" height="16" width="16" viewBox="0 0 16 16" version="1.1">
-  <g transform="translate(-320,-626)">
-    <g transform="translate(200,108)">
-      <path d="m125.03 520h1c0.0104-0.00012 0.0208-0.00046 0.0313 0 0.25495 0.0112 0.50987 0.12858 0.6875 0.3125l5.2812 5.2188-5.2812 5.1875c-0.19 0.19-0.45 0.28-0.72 0.28h-1v-1c0-0.26529 0.0931-0.53058 0.28125-0.71875l3.8125-3.75-3.8125-3.7812c-0.21074-0.19463-0.30316-0.46925-0.28125-0.75v-1z" fill="#555"/>
-    </g>
-  </g>
-</svg>
\ No newline at end of file
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="crumb.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-5.8983051"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M10 6l-1.41 1.41 4.58 4.59-4.58 4.59 1.41 1.41 6-6z"
+     id="path4"
+     style="fill:#555555;fill-opacity:1;stroke:none" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path6" />
+</svg>
diff --git a/src/_h5ai/client/images/descending.svg b/src/_h5ai/client/images/descending.svg
index cf80e0fa..3816dc29 100644
--- a/src/_h5ai/client/images/descending.svg
+++ b/src/_h5ai/client/images/descending.svg
@@ -1,5 +1,60 @@
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index b0e21bc3..18f3dba5 100644
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diff --git a/src/_h5ai/client/images/fallback/ar.svg b/src/_h5ai/client/images/fallback/ar.svg
index 1ad5f409..e96fe183 100644
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diff --git a/src/_h5ai/client/images/fallback/aud.svg b/src/_h5ai/client/images/fallback/aud.svg
index 732c5681..7d4fc587 100644
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index f11abe44..3c839ce7 100644
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index e91353fb..ba2b8576 100644
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index 3aa840c6..cfaf5d04 100644
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deleted file mode 100644
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+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="close.svg">
+  <metadata
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+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
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+      </cc:Work>
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+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
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+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-5.8983051"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M19 6.41l-1.41-1.41-5.59 5.59-5.59-5.59-1.41 1.41 5.59 5.59-5.59 5.59 1.41 1.41 5.59-5.59 5.59 5.59 1.41-1.41-5.59-5.59z"
+     id="path4"
+     style="fill:#ffffff;fill-opacity:1;stroke:none" />
+  <path
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+</svg>
diff --git a/src/_h5ai/client/images/preview/fullscreen.svg b/src/_h5ai/client/images/preview/fullscreen.svg
index 301b4788..3d7d55ec 100644
--- a/src/_h5ai/client/images/preview/fullscreen.svg
+++ b/src/_h5ai/client/images/preview/fullscreen.svg
@@ -1,13 +1,58 @@
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-    <rect height="1" width="1" y="647" x="51"/>
-  </g>
-</svg>
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   height="24"
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+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="fullscreen.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-5.8983051"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path4" />
+  <path
+     d="M7 14h-2v5h5v-2h-3v-3zm-2-4h2v-3h3v-2h-5v5zm12 7h-3v2h5v-5h-2v3zm-3-12v2h3v3h2v-5h-5z"
+     id="path6"
+     style="fill:#ffffff;fill-opacity:1;stroke:none" />
+</svg>
diff --git a/src/_h5ai/client/images/preview/next.svg b/src/_h5ai/client/images/preview/next.svg
index 322f8058..ebfb271c 100644
--- a/src/_h5ai/client/images/preview/next.svg
+++ b/src/_h5ai/client/images/preview/next.svg
@@ -1,5 +1,58 @@
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-  <g transform="translate(-120,-626)" fill="#ccc">
-    <path d="m125.03 628h1c0.0104-0.00012 0.0208-0.00046 0.0313 0 0.25495 0.0112 0.50987 0.12858 0.6875 0.3125l5.2812 5.2188-5.2812 5.1875c-0.19 0.19-0.45 0.28-0.72 0.28h-1v-1c0-0.26529 0.0931-0.53058 0.28125-0.71875l3.8125-3.75-3.8125-3.7812c-0.21074-0.19463-0.30316-0.46925-0.28125-0.75v-1z"/>
-  </g>
-</svg>
\ No newline at end of file
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="next.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-23.79661"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M10 6l-1.41 1.41 4.58 4.59-4.58 4.59 1.41 1.41 6-6z"
+     id="path4"
+     style="fill:#ffffff;fill-opacity:1;stroke:none" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path6" />
+</svg>
diff --git a/src/_h5ai/client/images/preview/no-fullscreen.svg b/src/_h5ai/client/images/preview/no-fullscreen.svg
index 86ed7217..e00b2dc3 100644
--- a/src/_h5ai/client/images/preview/no-fullscreen.svg
+++ b/src/_h5ai/client/images/preview/no-fullscreen.svg
@@ -1,12 +1,58 @@
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-  <g transform="translate(-60.952 -646.98)" fill="#ccc">
-    <path d="m71.8 647a1 1 0 0 0-0.8 1v4a1 1 0 0 0 1 1h4a1 1 0 1 0 0-2h-3v-3a1 1 0 0 0-1.2-1zM75.9 647a1 1 0 0 0-0.6 0.3l-4 4a1 1 0 1 0 1.4 1.4l4-4a1 1 0 0 0-0.8-1.7z"/>
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-    <rect height="1" width="1" y="662" x="70"/>
-    <rect height="1" width="1" y="662" x="61"/>
-  </g>
-</svg>
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="no-fullscreen.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-5.8983051"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path4" />
+  <path
+     d="M5 16h3v3h2v-5h-5v2zm3-8h-3v2h5v-5h-2v3zm6 11h2v-3h3v-2h-5v5zm2-11v-3h-2v5h5v-2h-3z"
+     id="path6"
+     style="fill:#ffffff;fill-opacity:1;stroke:none" />
+</svg>
diff --git a/src/_h5ai/client/images/preview/prev.svg b/src/_h5ai/client/images/preview/prev.svg
index 8d70e0d3..4043bf15 100644
--- a/src/_h5ai/client/images/preview/prev.svg
+++ b/src/_h5ai/client/images/preview/prev.svg
@@ -1,5 +1,60 @@
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-  </g>
-</svg>
\ No newline at end of file
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="next.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-23.79661"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M 14.59,18 16,16.59 11.42,12 16,7.41 14.59,6 l -6,6 z"
+     id="path4"
+     style="fill:#ffffff;fill-opacity:1;stroke:none"
+     inkscape:connector-curvature="0" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path6" />
+</svg>
diff --git a/src/_h5ai/client/images/preview/raw.svg b/src/_h5ai/client/images/preview/raw.svg
index decb5f60..0e7ddb68 100644
--- a/src/_h5ai/client/images/preview/raw.svg
+++ b/src/_h5ai/client/images/preview/raw.svg
@@ -1,9 +1,58 @@
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-  <g transform="translate(-80,-648)" fill="#ccc">
-    <path d="m84.406 657a0.50005 0.50005 0 0 0-0.3125 0.21875l-1 1.5a0.50005 0.50005 0 1 0 0.8125 0.5625l1-1.5a0.50005 0.50005 0 0 0-0.5-0.78zm7 0a0.50005 0.50005 0 0 0-0.3125 0.78125l1 1.5a0.50005 0.50005 0 1 0 0.8125-0.5625l-1-1.5a0.50005 0.50005 0 0 0-0.5-0.22z"/>
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-  </g>
-</svg>
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="raw.svg">
+  <metadata
+     id="metadata12">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview8"
+     showgrid="false"
+     inkscape:zoom="9.8333333"
+     inkscape:cx="-23.79661"
+     inkscape:cy="12"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
+  <path
+     d="M19 9h-4v-6h-6v6h-4l7 7 7-7zm-14 9v2h14v-2h-14z"
+     id="path4"
+     style="fill:#ffffff;fill-opacity:1;stroke:none" />
+  <path
+     d="M0 0h24v24h-24z"
+     fill="none"
+     id="path6" />
+</svg>
diff --git a/src/_h5ai/client/images/selected.svg b/src/_h5ai/client/images/selected.svg
index 67ad38d7..033e724b 100644
--- a/src/_h5ai/client/images/selected.svg
+++ b/src/_h5ai/client/images/selected.svg
@@ -1,3 +1,66 @@
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-</svg>
\ No newline at end of file
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="selected.svg">
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diff --git a/src/_h5ai/client/images/settings.svg b/src/_h5ai/client/images/settings.svg
index 7658d952..4db49002 100644
--- a/src/_h5ai/client/images/settings.svg
+++ b/src/_h5ai/client/images/settings.svg
@@ -1,5 +1,62 @@
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+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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+        <dc:type
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+  <sodipodi:namedview
+     pagecolor="#ffffff"
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+     borderopacity="1"
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+     guidetolerance="10"
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+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
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+     inkscape:current-layer="svg2"
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diff --git a/src/_h5ai/client/images/size.svg b/src/_h5ai/client/images/size.svg
deleted file mode 100644
index 9840633e..00000000
--- a/src/_h5ai/client/images/size.svg
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diff --git a/src/_h5ai/client/images/spinner.svg b/src/_h5ai/client/images/spinner.svg
index ebe0d921..a5f7a7b6 100644
--- a/src/_h5ai/client/images/spinner.svg
+++ b/src/_h5ai/client/images/spinner.svg
@@ -1,32 +1,6 @@
-<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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-<svg
-	xmlns:svg="http://www.w3.org/2000/svg"
-	xmlns="http://www.w3.org/2000/svg"
-	xmlns:xlink="http://www.w3.org/1999/xlink"
-	version="1.1"
-	width="100"
-	height="100"
-	viewBox="-50 -50 100 100"
->
-	<defs>
-		<circle id="c" cx="0" cy="-35" r="10" style="fill:#ddd;stroke:#aaa;stroke-width:1" />
-	</defs>
-	<g>
-		<use xlink:href="#c" style="opacity:1;" />
-		<use xlink:href="#c" transform="rotate(45)" style="opacity:0.6;" />
-		<use xlink:href="#c" transform="rotate(90)" style="opacity:0.6;" />
-		<use xlink:href="#c" transform="rotate(135)" style="opacity:0.6;" />
-		<use xlink:href="#c" transform="rotate(180)" style="opacity:0.6;" />
-		<use xlink:href="#c" transform="rotate(225)" style="opacity:0.6;" />
-		<use xlink:href="#c" transform="rotate(270)" style="opacity:0.9;" />
-		<use xlink:href="#c" transform="rotate(315)" style="opacity:0.95;" />
-		<animateTransform
-			attributeName="transform" attributeType="XML"
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-			repeatCount="indefinite" calcMode="discrete"
-			values="0; 45; 90; 135; 180; 225; 270; 315"
-			keyTimes="0.0; 0.1; 0.2; 0.3; 0.4; 0.5; 0.6; 0.7"
-		/>
-	</g>
-</svg>
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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32" width="32" height="32" fill="white">
+  <path opacity=".25" d="M16 0 A16 16 0 0 0 16 32 A16 16 0 0 0 16 0 M16 4 A12 12 0 0 1 16 28 A12 12 0 0 1 16 4"/>
+  <path d="M16 0 A16 16 0 0 1 32 16 L28 16 A12 12 0 0 0 16 4z">
+    <animateTransform attributeName="transform" type="rotate" from="0 16 16" to="360 16 16" dur="0.8s" repeatCount="indefinite" />
+  </path>
+</svg>
diff --git a/src/_h5ai/client/images/tree.svg b/src/_h5ai/client/images/tree.svg
index 3a7f0e1f..3cf99894 100644
--- a/src/_h5ai/client/images/tree.svg
+++ b/src/_h5ai/client/images/tree.svg
@@ -1,7 +1,58 @@
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-  </g>
-</svg>
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+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   id="svg2"
+   version="1.1"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="crumb.svg">
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+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
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+  <defs
+     id="defs10" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
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+     gridtolerance="10"
+     guidetolerance="10"
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+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
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+     inkscape:zoom="9.8333333"
+     inkscape:cx="-5.8983051"
+     inkscape:cy="12"
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+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2" />
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+  <path
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diff --git a/src/_h5ai/client/images/view-details.svg b/src/_h5ai/client/images/view-details.svg
index 85d0d458..d83d9c4a 100644
--- a/src/_h5ai/client/images/view-details.svg
+++ b/src/_h5ai/client/images/view-details.svg
@@ -1,5 +1,64 @@
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+<svg
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+   xmlns:svg="http://www.w3.org/2000/svg"
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+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   id="svg2"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="view-details.svg">
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+     id="metadata14">
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+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+      </cc:Work>
+    </rdf:RDF>
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+  <defs
+     id="defs12" />
+  <sodipodi:namedview
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+     bordercolor="#666666"
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+     gridtolerance="10"
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+     inkscape:zoom="14.75"
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+     inkscape:cy="13.423729"
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+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2">
+    <inkscape:grid
+       type="xygrid"
+       id="grid2991"
+       empspacing="5"
+       visible="true"
+       enabled="true"
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+  </sodipodi:namedview>
+  <path
+     style="fill:#555555"
+     d="m 4,4 0,4 16,0 0,-4 z m 0,6 0,4 16,0 0,-4 z m 0,6 0,4 16,0 0,-4 z"
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+     inkscape:connector-curvature="0"
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diff --git a/src/_h5ai/client/images/view-grid.svg b/src/_h5ai/client/images/view-grid.svg
index d9fb7219..6fec7563 100644
--- a/src/_h5ai/client/images/view-grid.svg
+++ b/src/_h5ai/client/images/view-grid.svg
@@ -1,8 +1,65 @@
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-  <rect x="9" y="11" width="4" height="2" fill="#555"/>
-</svg>
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+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
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+   id="svg2"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="view-grid.svg">
+  <metadata
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+        <dc:format>image/svg+xml</dc:format>
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+        <dc:title />
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+     bordercolor="#666666"
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+     inkscape:pageshadow="2"
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+       id="grid2991"
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+  <path
+     style="fill:#555555"
+     d="m 4,4 0,4 7,0 0,-4 z m 9,0 0,4 7,0 0,-4 z m -9,6 0,4 7,0 0,-4 z m 9,0 0,4 7,0 0,-4 z m -9,6 0,4 7,0 0,-4 z m 9,0 0,4 7,0 0,-4 z"
+     id="rect2993"
+     inkscape:connector-curvature="0"
+     sodipodi:nodetypes="cccccccccccccccccccccccccccccc" />
+</svg>
diff --git a/src/_h5ai/client/images/view-icons.svg b/src/_h5ai/client/images/view-icons.svg
index 56655371..04b27225 100644
--- a/src/_h5ai/client/images/view-icons.svg
+++ b/src/_h5ai/client/images/view-icons.svg
@@ -1,6 +1,65 @@
-<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="16" height="16" viewBox="0 0 16 16">
-  <rect x="3" y="3" width="4" height="4" fill="#555"/>
-  <rect x="9" y="3" width="4" height="4" fill="#555"/>
-  <rect x="3" y="9" width="4" height="4" fill="#555"/>
-  <rect x="9" y="9" width="4" height="4" fill="#555"/>
-</svg>
\ No newline at end of file
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   version="1.1"
+   width="24"
+   height="24"
+   viewBox="0 0 24 24"
+   id="svg2"
+   inkscape:version="0.48.4 r9939"
+   sodipodi:docname="view-icons.svg">
+  <metadata
+     id="metadata14">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs12" />
+  <sodipodi:namedview
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1"
+     objecttolerance="10"
+     gridtolerance="10"
+     guidetolerance="10"
+     inkscape:pageopacity="0"
+     inkscape:pageshadow="2"
+     inkscape:window-width="1871"
+     inkscape:window-height="1056"
+     id="namedview10"
+     showgrid="true"
+     inkscape:zoom="14.75"
+     inkscape:cx="8"
+     inkscape:cy="13.423729"
+     inkscape:window-x="49"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1"
+     inkscape:current-layer="svg2">
+    <inkscape:grid
+       type="xygrid"
+       id="grid2991"
+       empspacing="5"
+       visible="true"
+       enabled="true"
+       snapvisiblegridlinesonly="true" />
+  </sodipodi:namedview>
+  <path
+     style="fill:#555555"
+     d="m 4,4 0,7 7,0 0,-7 z m 9,0 0,7 7,0 0,-7 z m -9,9 0,7 7,0 0,-7 z m 9,0 0,7 7,0 0,-7 z"
+     id="rect2993"
+     inkscape:connector-curvature="0"
+     sodipodi:nodetypes="cccccccccccccccccccc" />
+</svg>
diff --git a/src/_h5ai/client/js/inc/ext/crumb.js b/src/_h5ai/client/js/inc/ext/crumb.js
index d150d4dd..8ff97cb4 100644
--- a/src/_h5ai/client/js/inc/ext/crumb.js
+++ b/src/_h5ai/client/js/inc/ext/crumb.js
@@ -4,14 +4,11 @@ modulejs.define('ext/crumb', ['_', '$', 'core/settings', 'core/resource', 'core/
             enabled: false
         }, allsettings.crumb);
     var template =
-            '<li class="crumb">' +
-                '<a>' +
-                    '<img src="' + resource.image('crumb') + '" alt=">"/>' +
-                    '<span/>' +
-                '</a>' +
-            '</li>';
+            '<a class="crumb">' +
+                '<img class="sep" src="' + resource.image('crumb') + '" alt=">"/>' +
+                '<span class="label"/>' +
+            '</a>';
     var pageHintTemplate = '<img class="hint" src="' + resource.image('page') + '" alt="has index page"/>';
-    var statusHintTemplate = '<span class="hint"/>';
 
 
     function update(item, force) {
@@ -21,25 +18,16 @@ modulejs.define('ext/crumb', ['_', '$', 'core/settings', 'core/resource', 'core/
         }
 
         var $html = $(template);
-        var $a = $html.find('a');
 
         $html
             .addClass(item.isFolder() ? 'folder' : 'file')
             .data('item', item);
 
-        location.setLink($a, item);
-        $a.find('span').text(item.label).end();
+        location.setLink($html, item);
+        $html.find('.label').text(item.label).end();
 
-        if (item.isDomain()) {
-            $html.addClass('domain');
-            // $a.find('img').attr('src', resource.image('home'));
-            $a.find('img').remove();
-        }
-
-        if (item.isRoot()) {
-            $html.addClass('root');
-            // $a.find('img').attr('src', resource.image('home'));
-            $a.find('img').remove();
+        if (item.isDomain() || item.isRoot()) {
+            $html.find('.sep').remove();
         }
 
         if (item.isCurrentFolder()) {
@@ -47,7 +35,7 @@ modulejs.define('ext/crumb', ['_', '$', 'core/settings', 'core/resource', 'core/
         }
 
         if (!item.isManaged) {
-            $a.append($(pageHintTemplate));
+            $html.append($(pageHintTemplate));
         }
 
         if (item.$crumb) {
@@ -61,10 +49,10 @@ modulejs.define('ext/crumb', ['_', '$', 'core/settings', 'core/resource', 'core/
     function onLocationChanged(item) {
 
         var crumb = item.getCrumb();
-        var $ul = $('#navbar');
+        var $crumbbar = $('#crumbbar');
         var found = false;
 
-        $ul.find('.crumb').each(function () {
+        $crumbbar.find('.crumb').each(function () {
 
             var $html = $(this);
             if ($html.data('item') === item) {
@@ -76,10 +64,10 @@ modulejs.define('ext/crumb', ['_', '$', 'core/settings', 'core/resource', 'core/
         });
 
         if (!found) {
-            $ul.find('.crumb').remove();
+            $crumbbar.find('.crumb').remove();
             _.each(crumb, function (e) {
 
-                $ul.append(update(e, true));
+                $crumbbar.append(update(e, true));
             });
         }
     }
diff --git a/src/_h5ai/client/js/inc/ext/preview.js b/src/_h5ai/client/js/inc/ext/preview.js
index 6415ff07..f2ddd777 100644
--- a/src/_h5ai/client/js/inc/ext/preview.js
+++ b/src/_h5ai/client/js/inc/ext/preview.js
@@ -37,7 +37,7 @@ modulejs.define('ext/preview', ['_', '$', 'core/settings', 'core/resource', 'cor
         var $container = $('#pv-content');
         var $spinner = $('#pv-spinner');
         var margin = isFullscreen ? 0 : 20;
-        var barHeight = isFullscreen ? 0 : 31;
+        var barHeight = isFullscreen ? 0 : 48;
 
         $container.css({
             width: winWidth - 2 * margin,
diff --git a/src/_h5ai/client/js/inc/view/ensure.js b/src/_h5ai/client/js/inc/view/ensure.js
index 051d04cc..0d21eb8d 100644
--- a/src/_h5ai/client/js/inc/view/ensure.js
+++ b/src/_h5ai/client/js/inc/view/ensure.js
@@ -1,14 +1,15 @@
 modulejs.define('view/ensure', ['$', 'config', 'core/event'], function ($, config, event) {
 
     var templateTopbar =
-            '<div id="topbar" class="clearfix">' +
-                '<ul id="navbar"></ul>' +
+            '<div id="topbar">' +
+                '<div id="toolbar"/>' +
+                '<div id="crumbbar"/>' +
+                '<div id="navbar"/>' +
             '</div>';
     var templateMainRow =
             '<div id="main-row">' +
                 '<div id="sidebar">' +
-                    '<div id="settings">' +
-                    '</div>' +
+                    '<div id="settings"/>' +
                 '</div>' +
             '</div>';
 
diff --git a/src/_h5ai/client/js/inc/view/sidebar.js b/src/_h5ai/client/js/inc/view/sidebar.js
index 44cdbfc5..3cf27012 100644
--- a/src/_h5ai/client/js/inc/view/sidebar.js
+++ b/src/_h5ai/client/js/inc/view/sidebar.js
@@ -2,11 +2,9 @@ modulejs.define('view/sidebar', ['$', 'core/resource', 'core/store'], function (
 
     var storekey = 'sidebarIsVisible';
     var toggleTemplate =
-            '<li id="sidebar-toggle" class="view">' +
-                '<a href="#">' +
-                    '<img src="' + resource.image('settings') + '" alt="settings"/>' +
-                '</a>' +
-            '</li>';
+            '<div id="sidebar-toggle" class="tool">' +
+                '<img src="' + resource.image('settings') + '" alt="settings"/>' +
+            '</div>';
 
 
     function update(toggle) {
@@ -32,8 +30,8 @@ modulejs.define('view/sidebar', ['$', 'core/resource', 'core/store'], function (
     function init() {
 
         $(toggleTemplate)
-            .appendTo('#navbar')
-            .on('click', 'a', function (ev) {
+            .appendTo('#toolbar')
+            .on('click', function (ev) {
 
                 update(true);
                 ev.preventDefault();
diff --git a/src/_h5ai/conf/options.json b/src/_h5ai/conf/options.json
index 05f5e788..fde5a4c3 100644
--- a/src/_h5ai/conf/options.json
+++ b/src/_h5ai/conf/options.json
@@ -35,7 +35,7 @@ Options
         "hidden": ["^\\.", "^_{{pkg.name}}"],
         "hideFolders": false,
         "hideIf403": true,
-        "hideParentFolder": true,
+        "hideParentFolder": false,
         "modes": ["details", "grid", "icons"],
         "setParentFolderLabels": true,
         "sizes": [20, 40, 60, 80, 100, 150, 200, 250, 300, 350, 400],