style：导航样式

resource/staticres/css/header.css

@@ -29,7 +29,7 @@
   line-height: 24px;
 }
 .header-left .home-message{
-  margin-left: 20px;
+  margin-left: 12px;
   color:#686868;
 }
 .header-left .home-site {
@@ -42,7 +42,7 @@
   /* width: 100px;
   height: 30px; */
   padding: 3px 12px;
-  margin-left: 20px;
+  margin-left: 12px;
   border-radius: 4px;
   font-size: 16px;
   line-height: 24px;