频道选择页 logo 遮挡

- Subproject commit 119c247f5cf929aa1e059e40609bb16dd6b58f05
+ Subproject commit 75bbc3b075de19f239532f60c5995d06c5f814e2

@@ -10,7 +10,7 @@ var $searchBox = $('.search-box'),
 
 function showBigSearch() {
     $indexLogo.css({
-        width: 0
+        opacity: 0
     });
     $searchBox.css({
         width: '12.8rem'
@@ -23,7 +23,7 @@ function showBigSearch() {
 
 function hideBigSearch() {
     $indexLogo.css({
-        width: '5.4rem'
+        opacity: 1
     });
     $searchBox.css({
         width: '8.8rem'

@@ -13,8 +13,8 @@
             font-size: 50rem / $pxConvertRem;
             width: 216rem / $pxConvertRem;
             color: #343434;
-            overflow: hidden;
-            transition: width 400ms;
+            opacity: 1;
+            transition: all 400ms;
         }
 
         .index-search {
@@ -22,7 +22,8 @@
             top: 0;
             right: 0;
             width: 384rem / $pxConvertRem;
-            height: 112rem / $pxConvertRem;
+            height: 96rem / $pxConvertRem;
+            background: #fff;
             overflow: hidden;
             z-index: 3;
             @include transition(width .4s);