侧边栏字体间距缩小

@@ -45,7 +45,7 @@
         a {
             display: block;
             height: 100%;
-            padding-left: 108rem / $pxConvertRem;
+            padding-left: 92rem / $pxConvertRem;
             color: #444;
         }
 
@@ -58,9 +58,13 @@
             display: inline-block;
             font-size: 36rem / $pxConvertRem;
             vertical-align: bottom;
-            padding-left: 1rem;
+            padding-left: 20rem / $pxConvertRem;
             // 此处字体小于 12px， 先扩大，再scale缩小
             @include transform(scale(0.5));
+
+            -webkit-transform-origin: 0 50% 0;
+            -moz-transform-origin: 0 50% 0;
+            -ms-transform-origin: 0 50% 0;
             transform-origin: 0 50% 0;
         }