diff --git a/public/react/src/modules/courses/poll/PollNew.js b/public/react/src/modules/courses/poll/PollNew.js
index bccef3075..bc96ef951 100644
--- a/public/react/src/modules/courses/poll/PollNew.js
+++ b/public/react/src/modules/courses/poll/PollNew.js
@@ -2474,7 +2474,7 @@ class PollNew extends Component {
 		// console.log(this.state.projects===undefined?"":this.state.projects.poll_questions)
 		var displaymysave = (mysave === true) ? "" : "display:none;";
 		return (
-			<div>
+			<div className="newMain">
 				{/*提示*/}
 				{Modalstype && Modalstype === true ? <Modals
 					modalsType={this.state.Modalstype}
@@ -2484,14 +2484,8 @@ class PollNew extends Component {
 					modalsBottomval={this.state.ModalsBottomval}
 					loadtype={this.state.Loadtype}
 				/> : ""}
-				<style>
-					{
-						`
-				.newMains{ margin: 0 auto; padding-bottom: 235px !important; min-width:1200px; min-height: 800px !important;}
-				`
-					}
-				</style>
-				<div className="educontent newMains">
+
+				<div className="educontent mb50">
 					<p className="clearfix mb20 mt10">
 						<a className=" btn colorgrey fl hovercolorblue" onClick={()=>this.gotohome()}>{this.props.coursedata.name}</a>
 						<span className="color-grey-9 fl ml3 mr3">&gt;</span>