diff --git a/components/enter-animation/demo/basic.md b/components/enter-animation/demo/basic.md
index e54a53acb1ac662494d531966e790df012ea4241..b3fcfe811d5661c2d8f8fb48b101fb238510bace 100644
--- a/components/enter-animation/demo/basic.md
+++ b/components/enter-animation/demo/basic.md
@@ -38,9 +38,9 @@ var Test = React.createClass({
   render() {
     return (
       <div>
-        <div style={{'margin-bottom':20}}>
+        <div style={{marginBottom:20}}>
           <button className="ant-btn ant-btn-primary" onClick={this.onEnter}>进场</button>
-          <button className="ant-btn ant-btn-primary" style={{'margin-left':20}} onClick={this.onLeave}>出场</button>
+          <button className="ant-btn ant-btn-primary" style={{marginLeft:20}} onClick={this.onLeave}>出场</button>
         </div>
         <EnterAnimation interval={this.state.interval} type={this.state.type} upend={this.state.upend} direction={this.state.direction}>
           <div className="demo-header" enter-data>
diff --git a/components/enter-animation/demo/enter-data.md b/components/enter-animation/demo/enter-data.md
index e2e762b487273fa966a9ef30350f7da59cb4e3fa..2e6b89b940e73d4a95e556d2068eff5bf96217f6 100644
--- a/components/enter-animation/demo/enter-data.md
+++ b/components/enter-animation/demo/enter-data.md
@@ -42,9 +42,9 @@ var Test = React.createClass({
   render() {
     return (
     <div>
-      <div style={{'margin-bottom':20}}>
+      <div style={{marginBottom:20}}>
         <button className="ant-btn ant-btn-primary" onClick={this.onEnter}>进场</button>
-        <button className="ant-btn ant-btn-primary" style={{'margin-left':20}} onClick={this.onLeave}>出场</button>
+        <button className="ant-btn ant-btn-primary" style={{marginLeft:20}} onClick={this.onLeave}>出场</button>
       </div>
       <EnterAnimation interval={this.state.interval} type={this.state.type} upend={this.state.upend} direction={this.state.direction}>
         <div className="demo-header" enter-data={{type: 'alpha'}}>
diff --git a/components/enter-animation/demo/form.md b/components/enter-animation/demo/form.md
index a2f0af73e8471912ffeb5f24973c55282ece40d7..530cb181ca8d0e508d7757731978c5a64bcb0ed7 100644
--- a/components/enter-animation/demo/form.md
+++ b/components/enter-animation/demo/form.md
@@ -45,9 +45,9 @@ var Test = React.createClass({
   render() {
     return (
     <div>
-      <div style={{'margin-bottom':20,'text-align':'center'}}>
+      <div style={{marginBottom:20,textAlign:'center'}}>
         <button className="ant-btn ant-btn-primary" onClick={this.onEnter}>进场</button>
-        <button className="ant-btn ant-btn-primary" style={{'margin-left':20}} onClick={this.onLeave}>出场</button>
+        <button className="ant-btn ant-btn-primary" style={{marginLeft:20}} onClick={this.onLeave}>出场</button>
       </div>
         <form className="ant-form-horizontal">
          <EnterAnimation interval={this.state.interval} type={this.state.type} upend={this.state.upend} direction={this.state.direction} callback={this.state.callback}>