课程资源列表有点乱#issue482

app/views/files/index.html.erb

@@ -37,7 +37,7 @@ div.tags_area {
   padding: 2px 10px 10px 10px;
   margin: 0px;
   margin-bottom: 10px;
-  border-bottom: 1px dashed #CCCCCC;
+  /*border-bottom: 1px dashed #CCCCCC;*/
   overflow: hidden;
   position: relative;
 }
@@ -111,9 +111,19 @@ div.pagination{
   border-radius: 5px;
   transition: all 2s linear 1s;
 }
-.relation_file_div input:focus{
+.relation_file_div input#attach_search:focus{
   border: 1px solid #1B95C6;
   box-shadow: 0px 0px 4px #1B95C6;
+  width: 200px;
+}
+.relation_file_div input#attach_search{
+  width: 150px;
+  outline: none;
+  border-radius: 5px;
+  -webkit-transition: 1s width;
+  -moz-transition   : 1s width;
+  -o-transition     : 1s width;
+  transition        : 1s width;
 }
 </style>