diff --git a/app/views/layouts/base_bids.html.erb b/app/views/layouts/base_bids.html.erb
index a62916862..2f0fa23c6 100644
--- a/app/views/layouts/base_bids.html.erb
+++ b/app/views/layouts/base_bids.html.erb
@@ -30,7 +30,7 @@
 					
 					<div id="main" class="">
 			<!-- added by bai	 -->
-						<div class="top-content">
+						<div class="top-bid-content">
 									<table>
 										<tr>
 									<td class="info_font" style="width: 240px">企业众包社区</td>
diff --git a/app/views/layouts/base_contest.html.erb b/app/views/layouts/base_contest.html.erb
index 4d5a2b13d..61355ac23 100644
--- a/app/views/layouts/base_contest.html.erb
+++ b/app/views/layouts/base_contest.html.erb
@@ -23,7 +23,7 @@
 					<div id="main" class="">
 						
 						<!-- added by bai	 -->
-						<div class="top-content">
+						<div class="top-context-content">
 									<table>
 										<tr>
 									<td class="info_font" style="width: 240px">创新竞赛社区</td>
diff --git a/app/views/layouts/base_courses.html.erb b/app/views/layouts/base_courses.html.erb
index 7881b9350..fee278c35 100644
--- a/app/views/layouts/base_courses.html.erb
+++ b/app/views/layouts/base_courses.html.erb
@@ -23,7 +23,7 @@
 					<%= render :partial => 'layouts/base_header'%>					
 					<div id="main">
 						<!--added by huang-->
-						<div class="top-content">
+						<div class="top-course-content">
 							<% @project = Project.find_by_id(@project.id)%>
 							<% @course = Course.find_by_extra(@project.identifier)%>
 							<table>
diff --git a/app/views/layouts/base_users.html.erb b/app/views/layouts/base_users.html.erb
index 2443f50cd..361e998e9 100644
--- a/app/views/layouts/base_users.html.erb
+++ b/app/views/layouts/base_users.html.erb
@@ -23,7 +23,7 @@
 					<%= render :partial => 'layouts/base_header'%>
 					<div id="main">
 						<!--added by huang-->
-						<div class="top-content">
+						<div class="top-user-content">
 									<table>
 										<tr>
 									<td class="info_font" style="width: 240px">创客主页</td>
diff --git a/public/stylesheets/application.css b/public/stylesheets/application.css
index e4faf955e..47fa46b5f 100644
--- a/public/stylesheets/application.css
+++ b/public/stylesheets/application.css
@@ -12,13 +12,48 @@ h4 {border-bottom: 1px dotted #bbb;}
 /*new by huang*/
 /**/
 .top-content{
-	background-color: rgb(226, 244, 255);
+	background-color: rgb(214, 218, 242);
+	height: 45px;
+	width: 940px;
+	line-height: 1em;
+	padding-top: 5px;
+}
+
+/*added by bai*/
+.top-course-content{
+	background-color: rgb(181,227, 251);
 	height: 45px;
 	width: 940px;
 	line-height: 1em;
 	padding-top: 5px;
 }
 
+.top-user-content{
+	background-color: rgb(195,291, 232);
+	height: 45px;
+	width: 940px;
+	line-height: 1em;
+	padding-top: 5px;
+}
+
+.top-context-content{
+	background-color: rgb(242,241, 192);
+	height: 45px;
+	width: 940px;
+	line-height: 1em;
+	padding-top: 5px;
+}
+.top-bid-content{
+	background-color: rgb(246,176, 133);
+	height: 45px;
+	width: 940px;
+	line-height: 1em;
+	padding-top: 5px;
+}
+
+
+/*end*/
+
 .top-content-home{
 	background-color: rgb(226, 244, 255);
 	width: 25%;