diff --git a/app/views/welcome/_link_to_another.html.erb b/app/views/welcome/_link_to_another.html.erb
index 14640897c..e9a19be4e 100644
--- a/app/views/welcome/_link_to_another.html.erb
+++ b/app/views/welcome/_link_to_another.html.erb
@@ -1,6 +1,6 @@
-<div class="clearfix"></div>
-<div class="linkother">
-  <a href="http://<%= Setting.host_name%>" class="link_other_item"><%=l(:label_projects_management_platform)%></a>
-  <a href="http://<%= Setting.host_course%>" class="link_other_item"><%=l(:label_courses_management_platform)%></a>
-  <a href="http://<%= Setting.host_contest%>" class="link_other_item"><%=l(:label_contests_management_platform)%></a>
+
+<div class="linkother" style="margin-left: 30%; float: left">
+  <a href="http://<%= Setting.host_name%>" class="link_other_item"><%=l(:label_projects_management_platform)%></a>
+  <a href="http://<%= Setting.host_course%>" class="link_other_item"><%=l(:label_courses_management_platform)%></a>
+  <a href="http://<%= Setting.host_contest%>" class="link_other_item"><%=l(:label_contests_management_platform)%></a>
 </div>
\ No newline at end of file
diff --git a/app/views/welcome/_search_course.html.erb b/app/views/welcome/_search_course.html.erb
index fda9dae7c..5721af9fb 100644
--- a/app/views/welcome/_search_course.html.erb
+++ b/app/views/welcome/_search_course.html.erb
@@ -1,58 +1,58 @@
-<%
-	select_option = []
-	(select_option << ['项目', 'projects']) if project_type == Project::ProjectType_project
-	(select_option << ['课程', 'courses']) if project_type == Project::ProjectType_course
-	select_option << ['用户', 'users']
-	#select_option << ['教师', 'users_teacher'],
-	#select_option << ['学生', 'users_student']
-%>
-<style type="text/css">
-form #q, form #search_type{
-	-webkit-box-sizing: border-box;
-	-moz-box-sizing: border-box;
-	box-sizing: border-box;
-	display: inline-block;
-	margin: 0px;
-	padding: 5px;
-	height: 33px;
-}
-form #q{
-	font-size: 13px;
-	border-top-left-radius: 5px;
-	border-bottom-left-radius: 5px;
-	border-right: none;
-
-}
-form #search_type{
-	font-size: 13px;
-	color: #363739;
-	border-top-right-radius: 5px;
-	border-bottom-right-radius: 5px;
-	border-bottom-left-radius: 0px;
-	border-top-left-radius: 0px;
-	border-left: 1px outset #83A9A9;
-	margin-left: -4px;
-	-webkit-appearance: none;
-	-moz-appearance: none;
-	text-indent: 0.01px;
-	text-overflow: '';
-}
-.search_widget{
-	display:inline-block;
-	border-radius: 5px;
-}
-.search_widget:hover{
-	box-shadow: 0px 0px 3px #56B4EF;
-}
-<%#完了把上面东西放到 .css 里%>
-</style>
-<%= form_tag({controller: :welcome, action: :search }, method: :get) do %>
-<div class="project-search" style="float: right">
-	<div class='search_widget'>
-		<%= text_field_tag :q, nil, placeholder:'请输入要搜索的关键字',  :size => 27 %>
-		<%= select_tag(:search_type, options_for_select(select_option) ) %>
-	</div>
-		<%#= hidden_field_tag 'project_type', project_type %>
-		<%= submit_tag l(:label_search), :class => "enterprise", :name => nil %>
-		</div>	
-<% end %>	
+<%
+	select_option = []
+	(select_option << ['项目', 'projects']) if project_type == Project::ProjectType_project
+	(select_option << ['课程', 'courses']) if project_type == Project::ProjectType_course
+	select_option << ['用户', 'users']
+	#select_option << ['教师', 'users_teacher'],
+	#select_option << ['学生', 'users_student']
+%>
+<style type="text/css">
+form #q, form #search_type{
+	-webkit-box-sizing: border-box;
+	-moz-box-sizing: border-box;
+	box-sizing: border-box;
+	display: inline-block;
+	margin: 0px;
+	padding: 5px;
+	height: 33px;
+}
+form #q{
+	font-size: 13px;
+	border-top-left-radius: 5px;
+	border-bottom-left-radius: 5px;
+	border-right: none;
+
+}
+form #search_type{
+	font-size: 13px;
+	color: #363739;
+	border-top-right-radius: 5px;
+	border-bottom-right-radius: 5px;
+	border-bottom-left-radius: 0px;
+	border-top-left-radius: 0px;
+	border-left: 1px outset #83A9A9;
+	margin-left: -4px;
+	-webkit-appearance: none;
+	-moz-appearance: none;
+	text-indent: 0.01px;
+	text-overflow: '';
+}
+.search_widget{
+	display:inline-block;
+	border-radius: 5px;
+}
+.search_widget:hover{
+	box-shadow: 0px 0px 3px #56B4EF;
+}
+<%#完了把上面东西放到 .css 里%>
+</style>
+<%= form_tag({controller: :welcome, action: :search }, method: :get) do %>
+<div class="project-search" style="float: right">
+	<div class='search_widget'>
+		<%= text_field_tag :q, nil, placeholder:'请输入要搜索的关键字',  :size => 27, %>
+		<%= select_tag(:search_type, options_for_select(select_option), :style => "float:right" ) %>
+	</div>
+		<%#= hidden_field_tag 'project_type', project_type %>
+		<%= submit_tag l(:label_search), :class => "enterprise", :name => nil, :style => "float:right" %>
+		</div>	
+<% end %>	
diff --git a/app/views/welcome/_search_project.html.erb b/app/views/welcome/_search_project.html.erb
index b86ff64f9..5922d4180 100644
--- a/app/views/welcome/_search_project.html.erb
+++ b/app/views/welcome/_search_project.html.erb
@@ -29,7 +29,7 @@ form #search_type{
 	border-bottom-left-radius: 0px;
 	border-top-left-radius: 0px;
 	border-left: 1px outset #83A9A9;
-	margin-left: -4px;
+	margin-left: 0px;
 	-webkit-appearance: none;
 	-moz-appearance: none;
 	text-indent: 0.01px;
@@ -45,7 +45,7 @@ form #search_by
     border-bottom-left-radius: 0px;
     border-top-left-radius: 0px;
     border-left: 1px outset #83A9A9;
-    margin-left: -6px;
+    margin-left: 0px;
     -webkit-appearance: none;
     -moz-appearance: none;
     text-indent: 0.01px;
@@ -87,13 +87,14 @@ form #search_by
 </script>
 <%= form_tag({controller: :welcome, action: :search }, method: :get) do %>
 <div class="project-search" style="float: right">
-	<div class='search_widget'>
-		<%= text_field_tag :q, nil, placeholder:'请输入要搜索的关键字',  :size => 27 %>
-        <input type="text" name="search_by_input" hidden="hidden;" id="search_by_input" value="0">
-		<%= select_tag(:search_type, options_for_select(select_option), :onchange => "searchTypeChange();" ) %>
-        <%= select_tag(:search_by,options_for_select([["昵称","0"],["姓名","1"],["邮箱","2"]]), :onchange => "searchByChange();" )  %>
+	<div class='search_widget' >
+
+		<%= text_field_tag :q, nil, placeholder:'请输入要搜索的关键字' %>
+        <input type="text" name="search_by_input" style="display: none" id="search_by_input" value="0">
+		<%= select_tag(:search_type, options_for_select(select_option), :onchange => "searchTypeChange();", :style => "float:right" ) %>
+        <%= select_tag(:search_by,options_for_select([["昵称","0"],["姓名","1"],["邮箱","2"]]), :onchange => "searchByChange();",:style => "float:right" )  %>
 	</div>
 		<%#= hidden_field_tag 'project_type', project_type %>
-		<%= submit_tag l(:label_search), :class => "enterprise", :name => nil %>
+		<%= submit_tag l(:label_search), :class => "enterprise", :name => nil,:style =>"float: right; margin-left:3px;margin-top:2px" %>
 		</div>	
 <% end %>	
diff --git a/app/views/welcome/contest.html.erb b/app/views/welcome/contest.html.erb
index 07696386f..c85b75797 100644
--- a/app/views/welcome/contest.html.erb
+++ b/app/views/welcome/contest.html.erb
@@ -119,6 +119,7 @@
     }
 })();
 </script>
+<div>
 <div class='top_bar'>
   <%#= render partial: 'wei_xin' %>
 	<div class="main-content-bar" id="main-content-bar">
@@ -324,6 +325,7 @@
 
 
 <div class="clearfix"></div>
+</div>
 <%= render partial: 'link_to_another' %>
 
 
diff --git a/app/views/welcome/index.html.erb b/app/views/welcome/index.html.erb
index 4dd58641b..0dc62c6a3 100644
--- a/app/views/welcome/index.html.erb
+++ b/app/views/welcome/index.html.erb
@@ -71,7 +71,7 @@
 	<div class="d-p-projectlist-box">
 		<ul class="d-p-projectlist">
 			<% @projects.map do |project| %>
-			<li style="overflow:auto;word-break:break-all;height:100%;word-wrap: break-word;" class='<%= cycle("odd", "even") %>'>
+			<li style="overflow:hidden;word-break:break-all;height:100%;word-wrap: break-word;" class='<%= cycle("odd", "even") %>'>
 				<div style="float: left;">
 					<%= image_tag(get_project_avatar(project), :class => "avatar-4") %>
 				</div>