diff --git a/app/views/challenges/_content_list.html.erb b/app/views/challenges/_content_list.html.erb
index 5bd797a03..660155249 100644
--- a/app/views/challenges/_content_list.html.erb
+++ b/app/views/challenges/_content_list.html.erb
@@ -5,7 +5,7 @@
         <span class="btn-cir btn-cir-grey ml5 mt8 fl"><%= @challenges.count %></span>
     <% end %>
     <% if User.current.manager_of_shixun?(@shixun) || User.current.admin? %>
-        <a href="<%= new_shixun_challenge_path(@shixun) %>" class=" task-btn task-btn-green fr">新建阶段</a>
+        <a href="<%= new_shixun_challenge_path(@shixun) %>" class="shixun-task-btn task-btn-green fr">新建阶段</a>
     <% end %>
   </div>
   <div class="panel-list">
diff --git a/app/views/challenges/show.html.erb b/app/views/challenges/show.html.erb
index ae33ceb3c..44e0dad41 100644
--- a/app/views/challenges/show.html.erb
+++ b/app/views/challenges/show.html.erb
@@ -41,7 +41,7 @@
   <div class="task-pm-box mt20">
     <div class="panel-header clearfix">
       <h3 class="fl mt5">阶段详情</h3>
-      <a href="<%= new_shixun_challenge_path(@shixun) %>" class=" task-btn task-btn-green fr">新建阶段</a>
+      <a href="<%= new_shixun_challenge_path(@shixun) %>" class="shixun-task-btn task-btn-green fr">新建阶段</a>
     </div>
     <div class="panel-form ">
       <div class="clearfix mb20">
diff --git a/app/views/games/_code_actions.html.erb b/app/views/games/_code_actions.html.erb
index dd63290a9..a4d8d81f2 100644
--- a/app/views/games/_code_actions.html.erb
+++ b/app/views/games/_code_actions.html.erb
@@ -1,19 +1,19 @@
 <span class="mt10 -flex c_grey ml15" id="time-consuming"></span>
 <div id="code_estimate">
   <% if @game.status == 0 %>
-      <a href="javascript:void(0)" class="task-btn task-btn-blue mr15 mt8" id="code_test" onclick="training_task_submmit();">评测</a>
+      <a href="javascript:void(0)" class="shixun-task-btn task-btn-blue mr15 mt8" id="code_test" onclick="training_task_submmit();">评测</a>
   <% elsif @game.status == 1 %>
-      <a class="task-btn mb10 mt6 mr15" id="code_testing">评测中..</a>
+      <a class="shixun-task-btn mb10 mt6 mr15" id="code_testing">评测中..</a>
   <% elsif @game.status == 2 %>
       <% if @had_done == 0 %>
           <%= link_to "下 一 关 ", {:controller => 'games',
                                    :action => "next_step", :id => @game,
                                    :myshixun_id => @myshixun},
-                                   :class => "task-btn task-btn-blue mr15  mt8",
+                                   :class => "shixun-task-btn task-btn-blue mr15  mt8",
                                    :remote => true %>
           <!--<a href="javascript:void(0);" onclick="shixun_next_step();" class="task-btn task-btn-blue mr15 mt8">下 一 步</a>-->
       <% else %>
-          <a href="<%= shixuns_path() %>" class="task-btn task-btn-blue mb10 mt6 mr15">退出实训</a>
+          <a href="<%= shixuns_path() %>" class="shixun-task-btn task-btn-blue mb10 mt6 mr15">退出实训</a>
       <% end %>
   <% end %>
 </div>
diff --git a/app/views/shixuns/_shixun_top.html.erb b/app/views/shixuns/_shixun_top.html.erb
index d9ad0ca5b..ded77a9e0 100644
--- a/app/views/shixuns/_shixun_top.html.erb
+++ b/app/views/shixuns/_shixun_top.html.erb
@@ -8,14 +8,14 @@
     <% if allow_shixun_exec(@shixun) %>
         <% if User.current.id == @shixun.user_id %>
             <% if @shixun.status == 1 %>
-                <%= link_to "重新发布", publish_shixun_path(@shixun, :type => "retry"), :class => "fr task-btn task-btn-orange font-14", :id => "challenge_begin", :remote => true %>
+                <%= link_to "重新发布", publish_shixun_path(@shixun, :type => "retry"), :class => "fr shixun-task-btn task-btn-orange", :id => "challenge_begin", :remote => true %>
             <% else %>
-                <%= link_to "发布实训", publish_shixun_path(@shixun), :class => "fr task-btn task-btn-orange font-14", :id => "challenge_begin", :remote => true %>
+                <%= link_to "发布实训", publish_shixun_path(@shixun), :class => "fr shixun-task-btn task-btn-orange", :id => "challenge_begin", :remote => true %>
             <% end %>
         <% else %>
             <% if @shixun.status == 1 %>
                 <div id="bengin_challenge_task">
-                  <%= link_to "开始挑战", shixun_exec_shixun_path(@shixun), :class => "fr task-btn task-btn-orange font-14", :id => "challenge_begin", :onclick =>"$('#ajax-indicator').css('opacity','0.8').text('正在加载实训项目，请稍等……').show();" %>
+                  <%= link_to "开始挑战", shixun_exec_shixun_path(@shixun), :class => "fr shixun-task-btn task-btn-orange", :id => "challenge_begin", :onclick =>"$('#ajax-indicator').css('opacity','0.8').text('正在加载实训项目，请稍等……').show();" %>
                 </div>
             <% end %>
         <% end %>
diff --git a/public/stylesheets/css/edu-common.css b/public/stylesheets/css/edu-common.css
index 93d805d96..e0474604a 100644
--- a/public/stylesheets/css/edu-common.css
+++ b/public/stylesheets/css/edu-common.css
@@ -76,7 +76,7 @@ position:absolute;left:-420px;top:0;}
 .col-width-2{ max-width: 20%; background: #fff; border:1px solid #e8e8e8;}
 .col-width-1{ max-width: 10%; background: #fff; border:1px solid #e8e8e8;}
 /*按钮*/
-a.task-btn{display: inline-block;border:none; padding:0 35px;color: #666;background: #e1e1e1; text-align:center;font-size: 12px;  height: 35px;line-height: 35px; border-radius:3px;}
+a.task-btn{display: inline-block;border:none; padding:0 35px;color: #666;background: #e1e1e1; text-align:center;font-size: 14px;  height: 35px;line-height: 35px; border-radius:3px;}
 a:hover.task-btn {background: #c3c3c3; }
 a.task-btn-green{background: #29bd8b; color: #fff!important;}
 a:hover.task-btn-green{background: #19b17e;}
diff --git a/public/stylesheets/css/taskstyle.css b/public/stylesheets/css/taskstyle.css
index 7a8e209fb..839de1076 100644
--- a/public/stylesheets/css/taskstyle.css
+++ b/public/stylesheets/css/taskstyle.css
@@ -249,3 +249,14 @@ a.sortArrowActiveU {background:url(../images/post_image_list.png) -17px -20px no
 .postSort {width:75px; float:right}
 .new_li ul li{ list-style-type: disc!important; }
 .new_li li{ margin-bottom: 0!important; }
+a.shixun-task-btn { display: inline-block;
+    font-weight: bold;
+    border: none;
+    padding: 0 12px;
+    color: #666;
+    letter-spacing: 1px;
+    text-align: center;
+    font-size: 16px;
+    height: 35px;
+    line-height: 33px;
+    border-radius: 3px; }