adjust tree style

components/tree-select/demo/basic.md

@@ -29,7 +29,8 @@ const Demo = React.createClass({
   },
   render() {
     return (
-      <TreeSelect style={{ width: 300 }}
+      <TreeSelect
+        style={{ width: 300 }}
         value={this.state.value}
         dropdownStyle={{ maxHeight: 400, overflow: 'auto' }}
         placeholder="Please select"

components/tree-select/demo/treeData.md

@@ -48,7 +48,8 @@ const Demo = React.createClass({
   },
   render() {
     return (
-      <TreeSelect style={{ width: 300 }}
+      <TreeSelect
+        style={{ width: 300 }}
         value={this.state.value}
         dropdownStyle={{ maxHeight: 400, overflow: 'auto' }}
         treeData={treeData}

components/tree/style/index.less

@@ -18,9 +18,6 @@
     outline: 0;
     a[draggable],
     a[draggable="true"] {
-      -moz-user-select: none;
-      -khtml-user-select: none;
-      -webkit-user-select: none;
       user-select: none;
       /* Required to make elements draggable in old WebKit */
       -khtml-user-drag: element;

components/tree/style/mixin.less

@@ -8,7 +8,7 @@
     .iconfont-font("\e606");
     font-weight: bold;
     position: absolute;
-    top: 1px;
+    top: 0;
     right: 4px;
     color: #666;
     transition: transform .3s ease;