diff --git a/public/stylesheets/project.css b/public/stylesheets/project.css
index b07f1ac9f..b44661654 100644
--- a/public/stylesheets/project.css
+++ b/public/stylesheets/project.css
@@ -160,8 +160,8 @@ a:hover.upload_btn_grey{background:#8a8a8a;}
 .upload_btn{width:80px; height:26px;}
 .upload_check{ margin-top:4px;}
 
-a.link_file{ background:url(../images/courses/pic_file.png) 0 2px no-repeat; padding-left:20px; color:#64bdd9; }
-a:hover.link_file{ background:url(../images/courses/pic_file.png) 0 -25px no-repeat; color:#3ca5c6;}
+a.link_file{ background:url(../images/pic_file.png) 0 2px no-repeat; padding-left:20px; color:#64bdd9; }
+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;}
 /*  新建问题 */
 .newpro_box{ color:#6d6d6d;}
@@ -337,4 +337,22 @@ a:hover.st_add{ color:#ff8e15;}
     padding-left: 20px;
     padding-top: 2px;
     padding-bottom: 3px;
-}
\ No newline at end of file
+}
+
+/*add by sw*/
+blockquote {
+    border-left: 1px solid #e0e0e0;
+    border-right: 1px solid #e0e0e0;
+    border-top: 1px solid #e0e0e0;
+    border-bottom: 1px solid #e0e0e0;
+    padding-left: .6em;
+    padding-top: .6em;
+    padding-right: .6em;
+    padding-bottom: .6em;
+    margin-left: 1.4em;
+    margin-right: .4em;
+    border-radius: 4px;
+    font-family: "Microsoft YaHei";
+    background: url(http://test.forge.trustie.net/images/requirements/xreference.jpg.pagespeed.ic.h4inUJNyH0.jpg);
+}
+/*end*/
\ No newline at end of file