🎉 containersを追加

css/nes.css

@@ -477,4 +477,70 @@ button,
 .btn.is-error:active {
   box-shadow: inset 4px 4px #8c2022;
 }
+
+.container {
+  position: relative;
+  padding: 1.5rem 2rem;
+}
+
+.container::before, .container::after {
+  position: absolute;
+  z-index: -1;
+  content: "";
+}
+
+.container::before {
+  top: 0;
+  right: 0;
+  bottom: 0;
+  left: 0;
+}
+
+.container::after {
+  top: 2px;
+  right: 2px;
+  bottom: 2px;
+  left: 2px;
+  border-color: #212529;
+  border-style: solid;
+  border-width: 4px;
+  border-radius: 4px;
+}
+
+.container.with-title {
+  display: flex;
+  flex-direction: column;
+  justify-content: flex-start;
+  padding-top: 2rem;
+}
+
+.container.with-title > .title {
+  position: absolute;
+  top: 0;
+  padding: 0 0.5rem;
+  margin: 0;
+  font-size: 1rem;
+  background-color: #fff;
+}
+
+.container.with-title.is-center {
+  align-items: center;
+}
+
+.container.with-title.is-right {
+  align-items: right;
+}
+
+.container.is-dark::before {
+  background-color: #212529;
+}
+
+.container.is-dark::after {
+  border-color: #fff;
+}
+
+.container.is-dark > .title {
+  color: #fff;
+  background-color: #212529;
+}
 /*# sourceMappingURL=nes.css.map */

index.html

@@ -56,5 +56,16 @@
     <button type="button" class="btn is-success">Success</button>
     <button type="button" class="btn is-warning">Warning</button>
     <button type="button" class="btn is-error">Error</button>
+
+    <div class="container with-title is-center">
+      <label class="title">Container.is-center</label>
+      <p>Good morning. Thou hast had a good night's sleep I hope.</p>
+    </div>
+    <div class="container is-dark with-title">
+      <label class="title">Container.is-dark</label>
+      <p style="color: white;">
+        Good morning. Thou hast had a good night's sleep I hope.
+      </p>
+    </div>
   </body>
 </html>

scss/elements/_index.scss

@@ -1,3 +1,4 @@
 @charset "utf-8";
 
 @import "buttons.scss";
+@import "containers.scss";

scss/elements/containers.scss

@@ -0,0 +1,68 @@
+.container {
+  position: relative;
+  padding: 1.5rem 2rem;
+
+  &::before,
+  &::after {
+    position: absolute;
+    z-index: -1;
+    content: "";
+  }
+
+  &::before {
+    top: 0;
+    right: 0;
+    bottom: 0;
+    left: 0;
+  }
+
+  &::after {
+    top: 2px;
+    right: 2px;
+    bottom: 2px;
+    left: 2px;
+    border-color: $base-color;
+    border-style: solid;
+    border-width: 4px;
+    border-radius: 4px;
+  }
+
+  &.with-title {
+    display: flex;
+    flex-direction: column;
+    justify-content: flex-start;
+    padding-top: 2rem;
+
+    > .title {
+      position: absolute;
+      top: 0;
+      padding: 0 0.5rem;
+      margin: 0;
+      font-size: 1rem;
+      background-color: $background-color;
+    }
+
+    &.is-center {
+      align-items: center;
+    }
+
+    &.is-right {
+      align-items: right;
+    }
+  }
+
+  &.is-dark {
+    &::before {
+      background-color: $base-color;
+    }
+
+    &::after {
+      border-color: #fff;
+    }
+
+    > .title {
+      color: $background-color;
+      background-color: $base-color;
+    }
+  }
+}