website minor updates (#2046)

examples/components/side-nav.vue

@@ -23,6 +23,7 @@
         color: #5e6d82;
         line-height: 40px;
         transition: .2s;
+        padding-bottom: 6px;
         border-bottom: 1px solid #eaeefb;
         &:hover {
           cursor: pointer;

examples/nav.config.json

@@ -185,7 +185,7 @@
             },
             {
               "path": "/steps",
-              "title": "Steps 步骤"
+              "title": "Steps 步骤条"
             }
           ]
         },