css: fix style of Slider[marks], close: #3872

components/slider/demo/basic.md

@@ -1,6 +1,6 @@
 ---
 order: 0
-title: 
+title:
   zh-CN: 基本
   en-US: Basic
 ---
@@ -23,12 +23,3 @@ ReactDOM.render(<div>
 </div>
 , mountNode);
 ````
-
-<style>
-.code-box-demo .ant-slider {
-  margin-bottom: 50px;
-}
-.code-box-demo .ant-slider:last-child {
-  margin-bottom: 10px;
-}
-</style>

components/slider/style/index.less

@@ -22,6 +22,10 @@
   border-bottom: 4px solid #fff;
   transition: background-color 0.3s ease;
 
+  &-with-marks {
+    margin-bottom: 28px;
+  }
+
   &-track {
     position: absolute;
     left: 0;

package.json

@@ -59,7 +59,7 @@
     "rc-radio": "~2.0.0",
     "rc-rate": "~1.1.2",
     "rc-select": "~6.6.1",
-    "rc-slider": "~5.2.0",
+    "rc-slider": "~5.3.0",
     "rc-steps": "~2.2.0",
     "rc-switch": "~1.4.2",
     "rc-table": "~5.0.0",