doc fix

examples/app.vue

@@ -97,6 +97,7 @@
     created() {
       window.addEventListener('hashchange', () => {
         document.body.scrollTop = 0;
+        document.documentElement.scrollTop = 0;
       });
     }
   };

examples/components/footer-nav.vue

@@ -51,10 +51,12 @@
   
   .footer-nav-left {
     float: left;
+    margin-left: -4px;
   }
   
   .footer-nav-right {
     float: right;
+    margin-right: -4px;
   }
 </style>
 

examples/docs/datetime-picker.md

@@ -170,7 +170,7 @@
       v-model="value3"
       type="datetimerange"
       placeholder="选择时间范围"
-      style="width:260px">
+      style="width:350px">
     </el-date-picker>
   </div>
   <div class="block">
@@ -180,7 +180,8 @@
       type="datetimerange"
       :picker-options="pickerOptions2"
       placeholder="选择时间范围"
-      style="width:260px">
+      align="right"
+      style="width:350px">
     </el-date-picker>
   </div>
 </template>

examples/docs/tree.md

@@ -63,8 +63,15 @@
         if (node.level === -1) {
           return resolve([{ name: 'Root1' }, { name: 'Root2' }]);
         }
-        var hasChild = Math.random() > 0.5;
         if (node.level > 4) return resolve([]);
+        var hasChild;
+        if (node.data.name === 'Root1') {
+          hasChild = true;
+        } else if (node.data.name === 'Root2') {
+          hasChild = false;          
+        } else {
+          hasChild = Math.random() > 0.5;
+        }
 
         setTimeout(function() {
           var data;