diff --git a/app/views/users/_course_attachment.html.erb b/app/views/users/_course_attachment.html.erb
index ec68b2332..e0d04548b 100644
--- a/app/views/users/_course_attachment.html.erb
+++ b/app/views/users/_course_attachment.html.erb
@@ -5,7 +5,7 @@
       <%= link_to image_tag(url_to_avatar(activity.author), :width => "90", :height => "90"), user_path(activity.author_id), :alt => "用户头像" %>
     </div>
     <div class="homepagePostDes">
-      <div class="homepagePostTo">
+      <div class="homepagePostTo mb12">
         <% if activity.try(:author).try(:realname) == ' ' %>
             <%= link_to activity.try(:author), user_path(activity.author_id), :class => "newsBlue mr15" %>
         <% else %>
@@ -15,7 +15,7 @@
         <%= link_to activity.course.name.to_s+"(课程名称)", course_path(activity.container_id), :class => "newsBlue ml15", :style=>"word-break:break-all" %>
         <!--<a href="javascript:void(0);" class="newsBlue ml15">分布式计算环境(课程名称)</a>-->
       </div>
-      <div class="homepagePostTitle">
+      <div class="homepagePostTitle mb12">
         <a href="javascript:void(0);" class="postGrey"><%=activity.filename.to_s(附件名称)%></a>
       </div>
       <div class="homepagePostSubmitContainer">
diff --git a/app/views/users/_course_poll.html.erb b/app/views/users/_course_poll.html.erb
index f0a2a8aba..e72924780 100644
--- a/app/views/users/_course_poll.html.erb
+++ b/app/views/users/_course_poll.html.erb
@@ -7,7 +7,7 @@
       <%= link_to image_tag(url_to_avatar(activity.user), :width => "90", :height => "90"), user_path(activity.user_id), :alt => "用户头像" %>
     </div>
     <div class="homepagePostDes">
-      <div class="homepagePostTo" style="word-break:break-all;">
+      <div class="homepagePostTo mb12" style="word-break:break-all;">
         <% if activity.try(:user).try(:realname) == ' ' %>
             <%= link_to activity.try(:user), user_path(activity.user_id), :class => "newsBlue mr15" %>
         <% else %>
@@ -17,7 +17,7 @@
         <%= link_to Course.find(activity.polls_group_id).name.to_s+" | 问卷", course_path(activity.polls_group_id), :class => "newsBlue ml15", :style=>"word-break:break-all" %>
         <!--<a href="javascript:void(0);" class="newsBlue ml15">分布式计算环境(课程名称)</a>-->
       </div>
-      <div class="homepagePostTitle" style="word-break:break-all;">
+      <div class="homepagePostTitle mb12" style="word-break:break-all;">
         <%#= link_to activity.polls_name.to_s/*+"(问卷名称)"*/, %>
         <% if has_commit %>
             <%= link_to poll_name, poll_result_poll_path(activity.id), :class => "postGrey"%>
diff --git a/app/views/users/_project_attachment.html.erb b/app/views/users/_project_attachment.html.erb
index 13e6df408..731737610 100644
--- a/app/views/users/_project_attachment.html.erb
+++ b/app/views/users/_project_attachment.html.erb
@@ -1,5 +1,5 @@
 <div class="resources mt10">
-  <div class="homepagePostBrief" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
+  <div class="homepagePostBrief mt10" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
     <div class="homepagePostPortrait">
       <a href="javascript:void(0);"><img src="images/homepageImage.jpg" width="90" height="90" alt="用户头像"/></a></div>
     <div class="homepagePostDes">
diff --git a/app/views/users/_project_create.html.erb b/app/views/users/_project_create.html.erb
index b2487c444..913aeb3d0 100644
--- a/app/views/users/_project_create.html.erb
+++ b/app/views/users/_project_create.html.erb
@@ -1,5 +1,5 @@
 <div class="resources mt10">
-  <div class="homepagePostBrief" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
+  <div class="homepagePostBrief mt10" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
     <div class="homepagePostPortrait">
       <a href="javascript:void(0);"><img src="images/homepageImage.jpg" width="90" height="90" alt="用户头像"/></a></div>
     <div class="homepagePostDes">
diff --git a/app/views/users/_project_document.html.erb b/app/views/users/_project_document.html.erb
index 4f5d986d7..4a7fa1f4d 100644
--- a/app/views/users/_project_document.html.erb
+++ b/app/views/users/_project_document.html.erb
@@ -1,5 +1,5 @@
 <div class="resources mt10">
-  <div class="homepagePostBrief" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
+  <div class="homepagePostBrief mt10" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
     <div class="homepagePostPortrait">
       <a href="javascript:void(0);"><img src="images/homepageImage.jpg" width="90" height="90" alt="用户头像"/></a></div>
     <div class="homepagePostDes">
diff --git a/app/views/users/_project_journal.html.erb b/app/views/users/_project_journal.html.erb
index 3c1f8c61d..cc5036ede 100644
--- a/app/views/users/_project_journal.html.erb
+++ b/app/views/users/_project_journal.html.erb
@@ -1,5 +1,5 @@
 <div class="resources mt10">
-  <div class="homepagePostBrief" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
+  <div class="homepagePostBrief mt10" onmouseover="$('#act-<%=user_activity.id %>').css('visibility','visible')" onmouseout="$('.homepagePostSetting').css('visibility','hidden')">
     <div class="homepagePostPortrait">
       <a href="javascript:void(0);"><img src="images/homepageImage.jpg" width="90" height="90" alt="用户头像"/></a></div>
     <div class="homepagePostDes">
diff --git a/app/views/users/_project_message.html.erb b/app/views/users/_project_message.html.erb
index 89f149303..db41a1e49 100644
--- a/app/views/users/_project_message.html.erb
+++ b/app/views/users/_project_message.html.erb
@@ -1,5 +1,5 @@
 <div class="resources mt10">
-  <div class="homepagePostBrief">
+  <div class="homepagePostBrief mt10">
     <div class="homepagePostPortrait">
       <%= link_to image_tag(url_to_avatar(activity.author), :width => "90", :height => "90"), user_path(activity.author_id), :alt => "用户头像" %>
     </div>
diff --git a/app/views/users/show_chen.erb b/app/views/users/show_chen.erb
index 950350202..11c007b39 100644
--- a/app/views/users/show_chen.erb
+++ b/app/views/users/show_chen.erb
@@ -138,10 +138,10 @@
     <div class="homepagePostPortrait">
       <a href="javascript:void(0);"><img src="images/homepageImage.jpg" width="90" height="90" alt="用户头像"/></a></div>
     <div class="homepagePostDes">
-      <div class="homepagePostTo"><a href="javascript:void(0);" class="newsBlue mr15">尹教授</a> TO
+      <div class="homepagePostTo mb12"><a href="javascript:void(0);" class="newsBlue mr15">尹教授</a> TO
         <a href="javascript:void(0);" class="newsBlue ml15 mr5">黄井泉</a><span class="c_blue">，</span><a href="javascript:void(0);" class="newsBlue ml5">陈正东</a>
       </div>
-      <div class="homepagePostTitle"><a href="javascript:void(0);" class="postGrey">假期开心吗？（讨论区内容）</a></div>
+      <div class="homepagePostTitle mb12"><a href="javascript:void(0);" class="postGrey">假期开心吗？（讨论区内容）</a></div>
       <div class="homepagePostSubmitContainer">
         <div class="homepagePostDeadline">时间：2015-07-31</div>
       </div>
@@ -205,9 +205,9 @@
     <div class="homepagePostPortrait">
       <a href="javascript:void(0);"><img src="images/homepageImage.jpg" width="90" height="90" alt="用户头像"/></a></div>
     <div class="homepagePostDes">
-      <div class="homepagePostTo"><a href="javascript:void(0);" class="newsBlue mr15">尹教授</a> TO
+      <div class="homepagePostTo mb12"><a href="javascript:void(0);" class="newsBlue mr15">尹教授</a> TO
         <a href="javascript:void(0);" class="newsBlue ml15">Trustie Forge（项目名称）</a></div>
-      <div class="homepagePostTitle">
+      <div class="homepagePostTitle mb12">
         <a href="javascript:void(0);" class="postGrey">上传资源未显示在项目动态中（缺陷标题）</a><span class="homepagePostProjectState">正常</span>
       </div>
       <div class="homepagePostSubmitContainer">