diff --git a/app/views/challenges/_content_list.html.erb b/app/views/challenges/_content_list.html.erb
index 660155249..69f384a48 100644
--- a/app/views/challenges/_content_list.html.erb
+++ b/app/views/challenges/_content_list.html.erb
@@ -13,10 +13,15 @@
         <div class=" clearfix panel-inner"  id="shixun_index_<%= index %>">
           <h4 class="fl panel-inner-title "><i class="fa fa-dot-circle-o font-18 color-green mr5"></i><span class="color-red mr10">第<%= challenge.position %>关</span>
             <%#= link_to challenge.subject, shixun_challenge_path(@shixun.id, challenge), :target => "_blank" %>
-            <% if allow_to_view_challenge(challenge, @shixun) %>
+            <% if User.current.id == challenge.user_id || User.current.admin? %>
                 <%= link_to challenge.subject, shixun_challenge_path(@shixun, challenge), :target => "_blank" %>
             <% else %>
-                <a href="javascript:void(0);" onclick="shixun_authority_top();"><%= challenge.subject %></a>
+                <% if allow_to_view_challenge(challenge, @shixun) %>
+                    <% game = Game.find_by_challenge_id(challenge.id) %>
+                    <%= link_to challenge.subject, myshixun_game_path(game, :myshixun_id => game.myshixun), :target => "_blank" %>
+                <% else %>
+                    <a href="javascript:void(0);" onclick="shixun_authority_top();"><%= challenge.subject %></a>
+                <% end %>
             <% end %>
           </h4>
           <% if User.current.manager_of_shixun?(@shixun) %>
diff --git a/public/editormd/css/editormd.css b/public/editormd/css/editormd.css
index 73cbfbe07..ab71a13d2 100644
--- a/public/editormd/css/editormd.css
+++ b/public/editormd/css/editormd.css
@@ -4048,7 +4048,7 @@ li.L9 {
 
 .editormd-preview-container pre.prettyprint, .editormd-html-preview pre.prettyprint {
   padding: 10px;
-  border: 1px solid #ddd;
+  border: 0px solid #ddd;
   white-space: pre-wrap;
   word-wrap: break-word;
 }