fix: 二级导航偏移的bug

client/components/Header/Header.scss

@@ -13,7 +13,8 @@
   .logo {
     position: relative;
     float: left;
-    line-height: .54rem;
+    line-height: .56rem;
+    height: .56rem;
     .href {
       text-decoration: none;
     }

client/components/Subnav/Subnav.js

@@ -24,6 +24,10 @@ class Subnav extends Component {
           className="g-row m-subnav-menu"
         >
           {this.props.data.map((item, index) => {
+            // 若导航标题为两个字，则自动在中间加个空格
+            if (item.name.length === 2) {
+              item.name = item.name[0] + ' ' + item.name[1];
+            }
             return (
               <Menu.Item className="item" key={item.name}>
                 <Link to={item.path}>{this.props.data[index].name}</Link>

client/components/Subnav/Subnav.scss

@@ -8,6 +8,7 @@
   border: none;
   .m-subnav-menu {
     border: none;
+    padding: 0 .24rem;
     .item {
       line-height: .54rem;
       padding: 0 .36rem;