diff --git a/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js b/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js
index 71e7d9ec8..ff6f85229 100644
--- a/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js
+++ b/public/react/src/modules/courses/shixunHomework/Listofworksstudentone.js
@@ -3833,6 +3833,9 @@ class Listofworksstudentone extends Component {
 													 position: absolute;
 													 top: -9px;
 												 }
+												 .colorddd{
+												   color:#b7b7b7;
+												 }
 												`
 											}
 										</style>
@@ -3842,13 +3845,13 @@ class Listofworksstudentone extends Component {
 											<div className="clearfix">
                                 <span className="fl color-grey-6 font-12"><span
 																	className="color-orange-tip">{teacherdata === undefined ? "" : teacherdata.work_count && teacherdata.work_count}</span>个检索结果（{teacherdata === undefined ? "" : teacherdata.all_member_count && teacherdata.all_member_count}学生） </span>
-																<div className={"fr drop_down "} onClick={()=>this.Updatetimedropdon()}>
+																<div className={"fr drop_down xiaoshou"} onClick={()=>this.Updatetimedropdon()}>
 																	<span className={"color-blue"}>更新时间</span>
 																			<sapn className="relativef ml5"style={{"top":"2px"}} >
 																				<i className={this.state.orders&&this.state.orders==="update_time"&&this.state.myorders==="asc"?
-																					"iconfont icon-sanjiaoxing-up font-12  color-blue fiilssort" :"iconfont icon-sanjiaoxing-up font-12 fiilssort"}></i>
+																					"iconfont icon-sanjiaoxing-up font-12  color-blue fiilssort" :"iconfont icon-sanjiaoxing-up font-12 fiilssort colorddd"}></i>
 																				<i className={this.state.orders&&this.state.orders==="update_time"&&this.state.myorders==="desc"?
-																					"iconfont icon-sanjiaoxing-down font-12 yslbottomsj color-blue":"iconfont icon-sanjiaoxing-down font-12 yslbottomsj"}></i>
+																					"iconfont icon-sanjiaoxing-down font-12 yslbottomsj color-blue":"iconfont icon-sanjiaoxing-down font-12 yslbottomsj colorddd"}></i>
 																			</sapn>
 																</div>
 												<style>