搜索页面 分类 增加搜索箭头

@@ -44,6 +44,7 @@
                         <li>
                             <span class="attr {{#if checked}}checked{{/if}}">
                                 {{name}}
+                                <div class="sort-up-icon"></div>
                             </span>
                         </li>
                     {{/each}}

@@ -85,11 +85,42 @@
         border: 1px solid #000;
     }
 
+    .sort-pre {
+        .attr {
+            position: relative;
+        }
+    }
+
+    .active {
+        .sort-up-icon {
+            visibility: visible;
+        }
+    }
+
+    .sort-up-icon {
+        position: absolute;
+        width: 15px;
+        height: 9px;
+        left: 50%;
+        margin-left: -7px;
+        bottom: -17px;
+        z-index: 3;
+        visibility: hidden;
+        background: image-url('product/senior-up.png') no-repeat;
+        background-position-x: 50%;
+    }
+
     .sort-sub-wrap {
         width: 100%;
 
         .sort-sub {
-            padding: 15px 0;
+            border-top: 1px solid #dfdfdf;
+            margin-top: 15px;
+            padding: 0 0 15px;
+
+            .attr {
+                padding-top: 15px;
+            }
         }
     }