grunt

dist/css/bootstrap.css

@@ -299,10 +299,6 @@ template {
   .navbar {
     display: none;
   }
-  .btn > .caret,
-  .dropup > .btn > .caret {
-    border-top-color: #000 !important;
-  }
   .badge {
     border: 1px solid #000;
   }
@@ -336,7 +332,6 @@ html {
 }
 
 html {
-  font-size: 16px;
   -ms-overflow-style: scrollbar;
   -webkit-tap-highlight-color: transparent;
 }
@@ -3258,12 +3253,6 @@ tbody.collapse.show {
   z-index: 990;
 }
 
-.dropup .caret {
-  content: "";
-  border-top: 0;
-  border-bottom: 0.3em solid;
-}
-
 .dropup .dropdown-menu {
   top: auto;
   bottom: 100%;
@@ -3389,19 +3378,6 @@ tbody.collapse.show {
   padding-left: 1.125rem;
 }
 
-.btn .caret {
-  margin-left: 0;
-}
-
-.btn-lg .caret, .btn-group-lg > .btn .caret {
-  border-width: 0.3em 0.3em 0;
-  border-bottom-width: 0;
-}
-
-.dropup .btn-lg .caret, .dropup .btn-group-lg > .btn .caret {
-  border-width: 0 0.3em 0.3em;
-}
-
 .btn-group-vertical {
   display: -webkit-inline-box;
   display: -webkit-inline-flex;
@@ -3789,6 +3765,7 @@ tbody.collapse.show {
 .custom-file-input {
   min-width: 14rem;
   max-width: 100%;
+  height: 2.5rem;
   margin: 0;
   filter: alpha(opacity=0);
   opacity: 0;
@@ -3804,6 +3781,7 @@ tbody.collapse.show {
   padding: 0.5rem 1rem;
   line-height: 1.5;
   color: #464a4c;
+  pointer-events: none;
   -webkit-user-select: none;
      -moz-user-select: none;
       -ms-user-select: none;
@@ -5814,11 +5792,12 @@ button.close {
 
 .popover-title {
   padding: 8px 14px;
-  margin: 0;
+  margin-bottom: 0;
   font-size: 1rem;
   background-color: #f7f7f7;
   border-bottom: 1px solid #ebebeb;
-  border-radius: 0.2375rem 0.2375rem 0 0;
+  border-top-right-radius: calc(0.3rem - 1px);
+  border-top-left-radius: calc(0.3rem - 1px);
 }
 
 .popover-title:empty {