diff --git a/public/images/pic_file.png b/public/images/pic_file.png
new file mode 100644
index 000000000..ebd2cd1b7
Binary files /dev/null and b/public/images/pic_file.png differ
diff --git a/public/stylesheets/courses.css b/public/stylesheets/courses.css
index 485d7e85c..c80536740 100644
--- a/public/stylesheets/courses.css
+++ b/public/stylesheets/courses.css
@@ -69,12 +69,13 @@ ul.wlist li a:hover{ background:#15bccf; color:#fff; text-decoration:none;}
 .talk_top span{ color:#ff7143;}
 .talk_txt{ width:460px; margin-left:10px; color:#676868;}
 .talk_up{ color:#f63c00;}
-a.talk_pic{width:32px; height:32px; padding:2px;}
+a.talk_pic{ display:block; width:32px; height:32px; padding:3px; border:1px solid #e3e3e3;}
+a:hover.talk_pic{border:1px solid #64bdd9;}
 a.talk_btn{ background:#64bdd9; width:50px; height:20px; color:#fff; text-align:center; margin-top:12px; padding-top:3px;}
 a:hover.talk_btn{ background:#2a9dc1;}
 /****讨论区内页***/
 .mt0{ margin-top:0px;}
-.talk_info{ color:#7d7d7d; margin-left:50px; margin-top:10px;}
+.talk_info{ color:#7d7d7d; margin-left:60px; margin-top:10px;}
 a.talk_edit{ color:#426e9a; margin-right:5px;}
 a:hover.talk_edit{ color:#ff5722;}
 .talk_reply { background:#eeeeee; padding:10px; margin-bottom:10px;}
@@ -178,6 +179,7 @@ a.wzan_visited{background:url(images/pic_zan.png) 0 0 no-repeat;}
 .msg_box a{ float:right; display:block; width:50px; height:22px; background:#15bccf; padding-top:3px; color:#fff; margin-left:10px; text-align:center; margin-top:5px;  }
 .msg_box a:hover{ background-color:#03a1b3; text-decoration:none;}
 
+
 /****评分弹框****/
 /*#popbox{width:488px;height:550px;position:absolute;z-index:100;left:50%;top:40%;margin:-215px 0 0 -300px;  background:#fff; -moz-border-radius:5px;  -webkit-border-radius:5px;  border-radius:5px; box-shadow:0px 0px 8px #194a81; padding:5px; overflow:auto; }*/
 .alert .close{width:26px;height:26px;overflow:hidden;position:absolute;top:-10px;right:-502px;background:url(images/close.png) no-repeat;cursor:pointer;}
@@ -198,7 +200,7 @@ a:hover.ping_sub{ background:#14a8b9;}
 .recall_head{ float:left;}
 .recall_head a{ display:block; width:30px; height:30px; border:1px solid #CCC; padding:1px;}
 .recall_head a:hover{border:1px solid #15bccf;}
-.recall_con{ float:left;color:#777777; width:335px; margin-left:10px; }
+.recall_con{ float:left;color:#777777; width:520px; margin-left:10px; }
 .recall_con a{ color:#15bccf; }
 .ping_list{ margin-top:15px;}
 .ping_ttl{height:18px;}
@@ -213,7 +215,7 @@ a:hover.ping_sub{ background:#14a8b9;}
 .ping_C{border-bottom:1px dashed #CCC; padding:10px 0 0px;}
 .ping_dispic a{ display:block; height:46px; width:46px; border:1px solid #CCC; padding:1px; float:left;}
 .ping_dispic a:hover{border:1px solid #15bccf;}
-.ping_discon{ float:left; width:384px; margin-left:10px; }
+.ping_discon{ float:left; width:610px; margin-left:10px; }
 .ping_distop span{ float:left;}
 .ping_distop p{ color:#5f5f5f;}
 .ping_disfoot a{ float:right; color: #6883b6; margin-left:5px; margin-bottom:5px;}
@@ -329,22 +331,12 @@ a:hover.st_add{ color:#ff8e15;}
 .w_p{ float:left; color:#15bccf; font-size:16px; font-weight:bold; margin-top:70px; }
 /* 新建项目弹框*/
 .table_left{ width:90px; text-align:right; color:#4c4c4c; font-weight:bold;}
-/*留言回复框样式*/
-.respond-form{
-    display: none;
-    width: 87%;
-    margin: auto;
-    clear: both;
-}
-.re_respond-form
-{
-    width: -moz-available;
-}
-.popbox_polls{width:300px;height:100px;position:fixed !important;z-index:100;left:50%;top:50%;margin:-100px 0 0 -150px;  background:#fff; -moz-border-radius:5px;  -webkit-border-radius:5px;  border-radius:5px; box-shadow:0px 0px 8px #194a81;  overflow:auto;}
-.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; 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;}
+
 
 
 
diff --git a/public/stylesheets/leftside.css b/public/stylesheets/leftside.css
index 8551d8f94..ccdad0340 100644
--- a/public/stylesheets/leftside.css
+++ b/public/stylesheets/leftside.css
@@ -2,7 +2,7 @@
 .topbar_info02 p{color: #7f7f7f;}
 .search{ margin-top:8px; margin-left:71px;}
 /*信息*/
-.project_info{ background:#fff; padding:10px;width:222px;  padding-right:8px; margin-bottom:10px;}
+.project_info{ background:#fff; padding:10px; padding-right:0px;width:222px;  padding-right:8px; margin-bottom:10px;}
 .pr_info_id{ width:137px; color:#5a5a5a; font-size:14px; margin-top:5px;}
 .pr_info_logo{ border:1px solid  #eaeaea; width:60px; height:60px; padding:1px;}
 .pr_info_logo:hover{ border:1px solid #64bdd9; }
@@ -44,7 +44,7 @@ a:hover.subnav_green{ background:#14ad5a;}
 
 /*简介*/
 .project_intro{ width:220px; padding:10px; background:#fff; margin-top:10px; padding-top:5px; color:#6d6d6d; line-height:1.9;}
-.course_description{max-height: 112px;overflow:hidden;}
+.course_description{max-height: 112px;overflow:hidden; word-break: break-all;word-wrap: break-word;}
 .course_description_none{max-height: none;}
 .lg-foot{ border:1px solid #e8eef2; color: #929598; text-align:center; width:220px; height:23px; cursor:pointer;display: none;}
 .lg-foot:hover{ color:#787b7e; border:1px solid #d4d4d4;}
diff --git a/public/stylesheets/public.css b/public/stylesheets/public.css
index cae60df38..d5f07dd2a 100644
--- a/public/stylesheets/public.css
+++ b/public/stylesheets/public.css
@@ -23,6 +23,7 @@ a:hover,a:active{color:#000;}
 .ml60{ margin-left:60px;}
 .ml80{ margin-left:80px;}
 .ml90{ margin-left:90px;}
+.mr5{ margin-right:5px;}
 .mr10{ margin-right:10px;}
 .mr20{ margin-right:20px;}
 .mr30{ margin-right:30px;}
@@ -34,7 +35,14 @@ a:hover,a:active{color:#000;}
 .mb10{ margin-bottom:10px;}
 .pl15{ padding-left:15px;}
 .w280{ width:280px;}
+.w430{ width:470px;}
+.w520{ width:520px;}
+.w557{ width:557px;}
+.w350{ width:350px;}
+.w610{ width:610px;}
+.w600{ width:600px;}
 .h26{ height:26px;}
+.h50{ height:50px;}
 .h150{ height:150px;}
 
 h2{ font-size:18px; color:#15bccf;}
@@ -79,11 +87,21 @@ a:hover.c_red{ color: #C00;}
 .b_green{background:#28be6c;}
 .b_w{ background:#fff;}
 
+.grey_btn{ background:#d9d9d9; color:#656565;font-size:14px; font-weight:normal; text-align:center;padding:2px 10px;}
+a.grey_btn{ background:#d9d9d9; color:#656565;font-size:14px; font-weight:normal; text-align:center;padding:2px 10px;}
+a:hover.grey_btn{ background:#717171; color:#fff;}
+.blue_btn{ background:#64bdd9; color:#fff; font-size:14px; font-weight:normal;padding:2px 10px; text-align:center;}
+a.blue_btn{background:#64bdd9;color:#fff;font-size:14px; font-weight:normal; padding:2px 10px; text-align:center;}
+a:hover.blue_btn{ background:#329cbd;}
+
+
+
+
 .more{ font-weight:normal; color:#999; font-size:12px;}
 .no_line{ border-bottom:none;}
 
-select,input,textarea{ border:1px solid #64bdd9; background:#fff; color:#999; padding-left:5px;}
-.sub_btn{ cursor:pointer; -moz-border-radius:3px;  -webkit-border-radius:3px; border:1px solid #999; color:#999;  border-radius:3px; padding:2px 10px; margin-bottom:10px;}
+select,input,textarea{ border:1px solid #ccc; background:#fff; color:#999; padding-left:5px;}
+.sub_btn{ cursor:pointer; -moz-border-radius:3px;  -webkit-border-radius:3px; border:1px solid #ccc; color:#999;  border-radius:3px; padding:2px 10px; margin-bottom:10px;}
 .sub_btn:hover{ background:#999; color:#fff; }
 table{ background:#fff;}