diff --git a/packages/col/demo/index.vue b/packages/col/demo/index.vue
index 2d7a10448..9b3f95223 100644
--- a/packages/col/demo/index.vue
+++ b/packages/col/demo/index.vue
@@ -112,11 +112,11 @@ export default {
   }
 
   .van-col {
+    margin-bottom: 10px;
     color: @white;
     font-size: 13px;
     line-height: 30px;
     text-align: center;
-    margin-bottom: 10px;
     background-clip: content-box;
 
     &:nth-child(odd) {
diff --git a/packages/collapse/demo/index.vue b/packages/collapse/demo/index.vue
index 2710fd77e..43dc8ed90 100644
--- a/packages/collapse/demo/index.vue
+++ b/packages/collapse/demo/index.vue
@@ -82,10 +82,10 @@ export default {
 
 .demo-collapse {
   .van-icon-question-o {
-    color: @blue;
-    vertical-align: -3px;
     margin-left: 5px;
+    color: @blue;
     font-size: 15px;
+    vertical-align: -3px;
   }
 }
 </style>
diff --git a/packages/dialog/demo/index.vue b/packages/dialog/demo/index.vue
index c728c4380..cad24fb89 100644
--- a/packages/dialog/demo/index.vue
+++ b/packages/dialog/demo/index.vue
@@ -132,9 +132,9 @@ export default {
   }
 
   img {
+    box-sizing: border-box;
     width: 100%;
     padding: 25px 20px 0;
-    box-sizing: border-box;
   }
 }
 </style>
diff --git a/packages/icon/demo/index.vue b/packages/icon/demo/index.vue
index 9b0383a21..dbf960702 100644
--- a/packages/icon/demo/index.vue
+++ b/packages/icon/demo/index.vue
@@ -74,31 +74,31 @@ export default {
   font-size: 0;
 
   &-list {
-    padding-top: 10px;
     box-sizing: border-box;
     min-height: calc(100vh - 65px);
+    padding-top: 10px;
   }
 
   .van-col {
-    float: none;
-    text-align: center;
-    height: 100px;
     display: inline-block;
+    float: none;
+    height: 100px;
+    text-align: center;
     vertical-align: middle;
 
     span {
       display: block;
       padding: 0 5px;
+      color: @gray-darker;
       font-size: 12px;
       line-height: 18px;
-      color: @gray-darker;
     }
   }
 
   .van-icon {
-    font-size: 32px;
     margin: 20px 0 10px;
     color: @text-color;
+    font-size: 32px;
   }
 
   .van-tab__pane {
diff --git a/packages/lazyload/demo/index.vue b/packages/lazyload/demo/index.vue
index 7142da0d5..159a5d871 100644
--- a/packages/lazyload/demo/index.vue
+++ b/packages/lazyload/demo/index.vue
@@ -65,16 +65,16 @@ export default {
 
   img,
   div[lazy] {
-    padding: 15px;
+    box-sizing: border-box;
     width: 100%;
     height: 250px;
     margin: 10px 0 0;
+    padding: 15px;
     background-color: white;
-    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
-    background-size: 315px 250px;
-    background-position: 15px;
     background-repeat: no-repeat;
-    box-sizing: border-box;
+    background-position: 15px;
+    background-size: 315px 250px;
+    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
   }
 
   .van-doc-demo-block__title,
diff --git a/packages/list/demo/index.vue b/packages/list/demo/index.vue
index de63c63a7..b89ba7b54 100644
--- a/packages/list/demo/index.vue
+++ b/packages/list/demo/index.vue
@@ -124,11 +124,11 @@ export default {
   }
 
   .page-desc {
-    padding: 5px 0;
     margin: 0;
+    padding: 5px 0;
+    color: @gray-darker;
     font-size: 14px;
     text-align: center;
-    color: @gray-darker;
 
     &--text {
       margin: 0;
diff --git a/packages/pagination/demo/index.vue b/packages/pagination/demo/index.vue
index 1df3c54b3..bcc507fd3 100644
--- a/packages/pagination/demo/index.vue
+++ b/packages/pagination/demo/index.vue
@@ -64,8 +64,8 @@ export default {
 <style lang="less">
 .demo-pagination {
   .van-pagination {
-    margin: 5px 0;
     width: 100%;
+    margin: 5px 0;
   }
 
   .van-doc-demo-block {
diff --git a/packages/popup/demo/index.vue b/packages/popup/demo/index.vue
index 36f7c380b..215db4323 100644
--- a/packages/popup/demo/index.vue
+++ b/packages/popup/demo/index.vue
@@ -103,8 +103,8 @@ export default {
   }
 
   .van-popup {
-    padding: 20px;
     box-sizing: border-box;
+    padding: 20px;
 
     &--center {
       width: 60%;
@@ -116,8 +116,8 @@ export default {
     }
 
     &--top {
-      color: @white;
       width: 100%;
+      color: @white;
       line-height: 20px;
       background-color: rgba(0, 0, 0, 0.8);
     }
diff --git a/packages/skeleton/demo/index.vue b/packages/skeleton/demo/index.vue
index 089597493..0ae1a6bca 100644
--- a/packages/skeleton/demo/index.vue
+++ b/packages/skeleton/demo/index.vue
@@ -85,16 +85,16 @@ export default {
       }
 
       p {
+        margin: 13px 0 0;
         font-size: 14px;
         line-height: 20px;
-        margin: 13px 0 0;
       }
     }
 
     img {
+      flex-shrink: 0;
       width: 32px;
       height: 32px;
-      flex-shrink: 0;
       margin-right: 15px;
     }
   }
diff --git a/packages/slider/demo/index.vue b/packages/slider/demo/index.vue
index 17e68ff0a..87331cb12 100644
--- a/packages/slider/demo/index.vue
+++ b/packages/slider/demo/index.vue
@@ -130,8 +130,8 @@ export default {
     font-size: 10px;
     line-height: 18px;
     text-align: center;
-    border-radius: 100px;
     background-color: @red;
+    border-radius: 100px;
   }
 
   .van-doc-demo-block__title {
diff --git a/packages/steps/demo/index.vue b/packages/steps/demo/index.vue
index ac43bc035..2a1df23f3 100644
--- a/packages/steps/demo/index.vue
+++ b/packages/steps/demo/index.vue
@@ -112,8 +112,8 @@ export default {
   p,
   h3 {
     margin: 0;
-    font-size: inherit;
     font-weight: normal;
+    font-size: inherit;
   }
 }
 </style>
diff --git a/packages/style/demo/index.vue b/packages/style/demo/index.vue
index 502cfab4f..d5fc0ffd2 100644
--- a/packages/style/demo/index.vue
+++ b/packages/style/demo/index.vue
@@ -89,9 +89,9 @@ export default {
 
 .demo-style {
   .van-ellipsis {
-    font-size: 13px;
-    margin-left: 15px;
     max-width: 250px;
+    margin-left: 15px;
+    font-size: 13px;
   }
 
   .van-hairline--top {
@@ -104,14 +104,14 @@ export default {
   }
 
   .demo-animate-block {
+    position: fixed;
     top: 50%;
     left: 50%;
     width: 100px;
     height: 100px;
-    position: fixed;
-    border-radius: 3px;
     margin: -50px 0 0 -50px;
     background-color: @blue;
+    border-radius: 3px;
   }
 }
 </style>
diff --git a/packages/swipe-cell/demo/index.vue b/packages/swipe-cell/demo/index.vue
index 7c76ff71c..c15815ee6 100644
--- a/packages/swipe-cell/demo/index.vue
+++ b/packages/swipe-cell/demo/index.vue
@@ -89,13 +89,13 @@ export default {
   .van-swipe-cell {
     &__left,
     &__right {
-      color: @white;
-      font-size: 15px;
+      display: inline-block;
       width: 65px;
       height: 44px;
-      display: inline-block;
-      text-align: center;
+      color: @white;
+      font-size: 15px;
       line-height: 44px;
+      text-align: center;
       background-color: @red;
     }
   }
diff --git a/packages/swipe/demo/index.vue b/packages/swipe/demo/index.vue
index 543d73fa0..ba9ffcf5b 100644
--- a/packages/swipe/demo/index.vue
+++ b/packages/swipe/demo/index.vue
@@ -135,8 +135,8 @@ export default {
     &-item {
       color: @white;
       font-size: 20px;
-      text-align: center;
       line-height: 150px;
+      text-align: center;
 
       &:nth-child(even) {
         background-color: #39a9ed;
@@ -148,11 +148,11 @@ export default {
     }
 
     img {
+      display: block;
+      box-sizing: border-box;
       width: 100%;
       height: 240px;
-      display: block;
       padding: 30px 60px;
-      box-sizing: border-box;
       background-color: @white;
       pointer-events: none;
     }
@@ -171,8 +171,8 @@ export default {
     right: 5px;
     bottom: 5px;
     padding: 2px 5px;
-    font-size: 12px;
     color: @white;
+    font-size: 12px;
     background: rgba(0, 0, 0, .1);
   }
 }
diff --git a/packages/tab/demo/index.vue b/packages/tab/demo/index.vue
index 36ab3d273..f5a68ab02 100644
--- a/packages/tab/demo/index.vue
+++ b/packages/tab/demo/index.vue
@@ -186,8 +186,8 @@ export default {
   }
 
   .van-tab__pane {
-    background-color: @white;
     padding: 20px;
+    background-color: @white;
   }
 
   .van-tabs--card .van-tab__pane {
@@ -203,9 +203,9 @@ export default {
   }
 
   .custom-pane {
-    text-align: center;
     height: 50px;
     line-height: 50px;
+    text-align: center;
   }
 
   .van-doc-demo-block:last-child {