[new feature] IndexBar: add sticky prop (#3402)

2019-05-30 11:50:09 +08:00
parent 74124246f6
commit 82134fe402
14 changed files with 263 additions and 60 deletions
@@ -5,4 +5,15 @@
  font-weight: @index-anchor-font-weight;
  font-size: @index-anchor-font-size;
  line-height: @index-anchor-line-height;
+  background-color: transparent;
+  transition: background-color .2s;
+
+  &--sticky {
+    position: fixed;
+    top: 0;
+    right: 0;
+    left: 0;
+    z-index: 1;
+    background-color: #fff;
+  }
 }