diff --git a/components/timeline/Timeline.jsx b/components/timeline/Timeline.jsx
index 5af678d587..3db9e4ac72 100644
--- a/components/timeline/Timeline.jsx
+++ b/components/timeline/Timeline.jsx
@@ -8,14 +8,15 @@ export default class Timeline extends React.Component {
   }
 
   render() {
-    const { prefixCls, children, pending } = this.props;
+    const { prefixCls, children, pending, className, ...restProps } = this.props;
     const pendingNode = typeof pending === 'boolean' ? null : pending;
-    const className = classNames({
+    const classString = classNames({
       [prefixCls]: true,
       [`${prefixCls}-pending`]: !!pending,
+      [className]: className,
     });
     return (
-      <ul className={className}>
+      <ul {...restProps} className={classString}>
         {
           React.Children.map(children, (ele, idx) =>
             React.cloneElement(ele, {
diff --git a/components/timeline/TimelineItem.jsx b/components/timeline/TimelineItem.jsx
index 23f88694fc..fb3394944b 100644
--- a/components/timeline/TimelineItem.jsx
+++ b/components/timeline/TimelineItem.jsx
@@ -10,14 +10,15 @@ export default class TimelineItem extends React.Component {
   }
 
   render() {
-    const { prefixCls, color, last, children, pending } = this.props;
+    const { prefixCls, color, last, children, pending, className, ...restProps } = this.props;
     const itemClassName = classNames({
       [`${prefixCls}-item`]: true,
       [`${prefixCls}-item-last`]: last,
       [`${prefixCls}-item-pending`]: pending,
+      [className]: className,
     });
     return (
-      <li className={itemClassName}>
+      <li {...restProps} className={itemClassName}>
         <div className={`${prefixCls}-item-tail`} />
         <div className={`${prefixCls}-item-head ${prefixCls}-item-head-${color}`} />
         <div className={`${prefixCls}-item-content`}>{children}</div>
diff --git a/style/components/timeline.less b/style/components/timeline.less
index 9410c9a1f8..cf9da41efd 100644
--- a/style/components/timeline.less
+++ b/style/components/timeline.less
@@ -5,9 +5,15 @@
 @timeline-color: @border-color-split;
 
 .@{timeline-prefix-cls} {
+  list-style: none;
+  margin: 0;
+  padding: 0;
+
   &-item {
     position: relative;
-    padding-bottom: 12px;
+    padding: 0 0 12px 0;
+    list-style: none;
+    margin: 0;
 
     &-tail {
       position: absolute;