diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index 5f7e7eebd..a6d8ff0a2 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -30,6 +30,10 @@ a:hover.news_foot{ color:#787b7e; border:1px solid #d4d4d4;}
 .box_h3{ color:#15bccf; text-align:center; font-size:16px;}
 .box_p{ color:#404040; margin-bottom:5px;}
 .fb_item{ color:#919191; border:1px solid #919191; height:28px; margin-bottom:10px; padding-left:5px; width:290px;}
+a.icon_addm{ background:url(../images/img_floatbox.png) 0 -33px no-repeat; width:16px; height:16px; display:block;  margin:5px 0 0 5px;}
+a:hover.icon_addm{background:url(../images/img_floatbox.png) 0 -61px no-repeat; }
+a.icon_removem{ background:url(../images/img_floatbox.png) -22px -33px  no-repeat;width:16px; height:16px; display:block;  margin:5px 0 0 5px}
+a:hover.icon_removem{background:url(../images/img_floatbox.png) -22px -61px  no-repeat;}
 a.btn_free{ background:#ff5722; display:block; width:80px; text-align:center; color:#fff; height:26px; padding-top:3px; margin-bottom:10px;}
 a:hover.btn_free{ background:#d63502;}
 /*成员邀请*/
@@ -338,7 +342,6 @@ a:hover.st_add{ color:#ff8e15;}
 .upbtn{ margin:40px 0 0 15px; display:block; padding:2px 5px; border:1px solid #eaeaea;}
 .upbtn:hover{border:1px solid #64bdd9; color:#64bdd9;cursor: pointer;}
 .upload_file{margin-left: -60px;margin-top: 40px;width: 50px;position: absolute;height: 24px;opacity: 0;cursor: pointer}
-
 /* 功能倒计时*/
 .w_img{ float:left; margin:10px 10px 15px 0px;}
 .w_p{ float:left; color:#15bccf; font-size:16px; font-weight:bold; margin-top:70px; }
@@ -349,7 +352,9 @@ a:hover.st_add{ color:#ff8e15;}
 .upload_con h2{ display:block; background:#eaeaea; font-size:14px; color:#343333; height:31px; width: auto;  margin-top:25px; padding-left:20px; padding-top:5px;}
 .upload_box{ width:430px; margin:15px auto;}
 
+a.link_file{ background:url(../images/pic_file.png) 0 2px no-repeat; padding-left:20px;  }
 a:hover.link_file{ background:url(../images/pic_file.png) 0 -25px no-repeat; color:#3ca5c6;}
+.r_txt_tit{width:510px; overflow:hidden; white-space: nowrap; text-overflow:ellipsis;color:#15bccf; float:left; color:#09658c; font-size:14px;}
 
 blockquote {background: #eeeeee;padding: 10px;margin-bottom: 10px;word-break: break-all;word-wrap: break-word;}
 .respond-form{display: none;margin: auto;clear: both;}
@@ -550,7 +555,19 @@ a.wzan_visited{background:url(../images/new_project/public_icon.png) 0px -503px
 a.files_tag_icon{ background:#e2f3f9; color:#54aeca; border:1px solid #bbe2ef; padding:1px 10px; float:left; margin-right:10px;margin-bottom:10px; }
 a.files_tag_select{ background:#64bdd9; color:#fff; border:1px solid #64bdd9; padding:1px 10px; float:left; margin-right:10px;margin-bottom:10px;}
 
-
+/* 20150423作业评分*/
+.ml14{ margin-left:14px;}
+.w548{ width:552px;}
+.w547{ width:544px;}
+.w196{ width:182px;}
+.w459{ width:459px;}
+.hwork_new_set{border:1px dashed #CCC; background:#f5f5f5; text-align:center; padding:10px 0; margin-bottom:10px;}
+.hwork_new_grey{background:#dbdbdb; width:610px; padding:10px 20px; margin:0 auto; text-align:left; margin-bottom:5px;}
+.hwork_new_left{ width:220px; float:left; }
+.hwork_new_right{ width:350px; float:left; margin-left:40px;}
+.w305{ width:305px;}
+.icon_add{  background:url(../stylesheets/images/icons.png) 0px -310px no-repeat; width:16px; height:27px; display:block;float:left; margin-right:5px;}
+a:hover.icon_add{background:url(../stylesheets/images/icons.png) -20px -310px no-repeat;}
 
 /* 20150505讨论区*/
 .w664{ width:664px;}
@@ -648,6 +665,7 @@ a:hover.ping_pic{border:1px solid #64bdd9;}
 a.down_btn{ border:1px solid #CCC; color:#999; padding:0px 5px; font-size:12px; text-align:center; display:block;}
 a:hover.down_btn{ background:#14ad5a; color:#fff; border:1px solid #14ad5a;}
 .fr{ float:right;}
+.min_search{ width:200px; height:20px; border:1px solid #d0d0d0; color:#666; background:url(../images/public_icon.png) 185px -193px no-repeat; cursor:pointer;}
 .li_min_search{ float:right; margin-right:-10px;}
 .info_ni_download{ width:100px; padding:5px;position: absolute;display:none;-moz-border-radius:3px;  -webkit-border-radius:3px;  border-radius:3px; box-shadow:0px 0px 5px #194a81; color:#666; background:#fff; text-align:left;margin-left: 200px;margin-top: 10px;}
 .info_ni{ width:100px; padding:5px;position: absolute;display:none;-moz-border-radius:3px;  -webkit-border-radius:3px;  border-radius:3px; box-shadow:0px 0px 5px #194a81; color:#666; background:#fff; text-align:left;margin-left: 50px;margin-top: -5px;}
@@ -666,6 +684,12 @@ input#score{ width:40px;}
 .ui-slider .ui-slider-handle:hover,.ui-slider .ui-slider-handle:focus{background:#64bdd9;}
 .ui-slider .ui-slider-handle:active{background-image:none;}
 .ui-slider .ui-slider-range{position:absolute;z-index:1;font-size:.7em;display:block;border:0;top:0;height:100%;background:#64bdd9;left:0;}
+/* 编程作品 */
+.border_ce{ border:1px solid #e4e4e4; }
+.border_ce tr td{ height:26px; }
+.td_tit{width:155px; text-align:center;}
+.td_50{width:50px; text-align:center;}
+a.work_list_tit{width:610px;  display:block; overflow:hidden; white-space: nowrap; text-overflow:ellipsis;}
 
 .filename { background: url(../images/pic_file.png) 0 -25px no-repeat;color: #3ca5c6;max-width: 150px;border: none; padding-left: 20px;margin-right: 10px;margin-bottom: 5px; white-space: nowrap; text-overflow:ellipsis;}
 .evaluation{position: relative;}