docs: update site ui

Signed-off-by: Bobby DeSimone <bobbydesimone@gmail.com>

docs/.vuepress/theme/global-components/Badge.vue

@@ -0,0 +1,57 @@
+<script>
+export default {
+  functional: true,
+  props: {
+    type: {
+      type: String,
+      default: "tip"
+    },
+    text: String,
+    vertical: {
+      type: String,
+      default: "top"
+    }
+  },
+  render(h, { props, slots }) {
+    return h(
+      "span",
+      {
+        class: ["badge", props.type],
+        style: {
+          verticalAlign: props.vertical
+        }
+      },
+      props.text || slots().default
+    );
+  }
+};
+</script>
+
+<style lang="stylus" scoped>
+.badge {
+  display: inline-block;
+  font-size: 14px;
+  height: 18px;
+  line-height: 18px;
+  border-radius: 3px;
+  padding: 0 6px;
+  color: white;
+  background-color: #42b983;
+
+  &.tip, &.green {
+    background-color: #42b983;
+  }
+
+  &.error {
+    background-color: #DA5961; // #f66
+  }
+
+  &.warning, &.warn, &.yellow {
+    background-color: darken(#ffe564, 35%);
+  }
+
+  & + & {
+    margin-left: 5px;
+  }
+}
+</style>