category height

@@ -15,6 +15,18 @@ var $curContent = $contents.not('.hide');
 
 var navHammer, ccHammer;
 
+//初始化container高度
+(function() {
+    var $header = $('.yoho-header'),
+        $search = $('#search-input');
+
+    var h = $(window).height() - $header.outerHeight() - $search.outerHeight() - $nav.outerHeight();
+
+    $categoryContainer.css('min-height', h);
+
+    $contents.height(h);
+}());
+
 $('#search-input').focus(function() {
     $(this).blur();
 });

@@ -68,15 +68,18 @@
         }
     }
 
-    .content.hide {
-        display: none;
+    .content {
+        background: #f8f8f8;
+
+        &.hide {
+            display: none;
+        }
     }
 
     .primary-level {
         float: left;
         box-sizing: border-box;
         width: 40%;
-        background: #f8f8f8;
 
         > li {
             height: 69rem / $pxConvertRem;
@@ -95,6 +98,8 @@
         padding-left: 20rem / $pxConvertRem;
         background: #fff;
         width: 60%;
+        height: 100%;
+        overflow: auto;
     }
 
     .sub-level {