diff --git a/packages/devui-vue/devui/grid/__tests__/grid.spec.tsx b/packages/devui-vue/devui/grid/__tests__/grid.spec.tsx
index 85861434d1bc48b90aa59af899dc14f6ad2114bc..318a472f705dd8500d59a6cbf7f1b53a022400c4 100644
--- a/packages/devui-vue/devui/grid/__tests__/grid.spec.tsx
+++ b/packages/devui-vue/devui/grid/__tests__/grid.spec.tsx
@@ -92,7 +92,7 @@ describe('d-col', () => {
     it(`d-col ${item} span`, () => {
       const wrapper = mount(component)
       console.log(wrapper.html())
-      expect(wrapper.findAll(`.devui-col-${item}-span-${value}`).length)
+      expect(wrapper.findAll(`.devui-col-${item}-span-${value}`).length).toBe(1)
     })
   })
  
diff --git a/packages/devui-vue/devui/grid/src/col.scss b/packages/devui-vue/devui/grid/src/col.scss
index 228c177d0c0c2314ee3c0bf0d575909fdf788c30..5b5699f4b0439f0a087a323c9f49ee114c5a84f9 100644
--- a/packages/devui-vue/devui/grid/src/col.scss
+++ b/packages/devui-vue/devui/grid/src/col.scss
@@ -14,7 +14,11 @@
   display: none;
 }
 
-@for $i from 1 to 24 {
+.devui-col-xs-span-0 {
+  display: none;
+}
+
+@for $i from 1 through 24 {
   .devui-col-offset-#{$i} {
     margin-left: percentage($i);
   }
@@ -47,7 +51,10 @@
 
 @each $size, $value in (sm, 576), (md, 768), (lg, 992), (xl, 1200), (xxl, 1600) {
   @media screen and (min-width: #{$value}px) {
-    @for $i from 1 to 24 {
+    .devui-col-#{$size}-span-0 {
+      display: none;
+    }
+    @for $i from 1 through 24 {
       .devui-col-#{$size}-offset-#{$i} {
         margin-left: percentage($i);
       }
diff --git a/packages/devui-vue/docs/components/grid/index.md b/packages/devui-vue/docs/components/grid/index.md
index a45e41dcd26ac2d5b6ac857ae8ccb01eaa7a5ca0..77372adc42eaf66076b111f628a30c2c4efd3e0e 100644
--- a/packages/devui-vue/docs/components/grid/index.md
+++ b/packages/devui-vue/docs/components/grid/index.md
@@ -14,22 +14,22 @@
 
 ```vue
 <template>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="12">col-12</d-col>
     <d-col :span="12">col-12</d-col>
   </d-row>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="8">col-8</d-col>
     <d-col :span="8">col-8</d-col>
     <d-col :span="8">col-8</d-col>
   </d-row>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="6">col-6</d-col>
     <d-col :span="6">col-6</d-col>
     <d-col :span="6">col-6</d-col>
     <d-col :span="6">col-6</d-col>
   </d-row>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="4">col-4</d-col>
     <d-col :span="4">col-4</d-col>
     <d-col :span="4">col-4</d-col>
@@ -40,18 +40,18 @@
 </template>
 
 <style>
-.devui-row:not(:last-of-type) {
+.docs-devui-row:not(:last-of-type) {
   margin-bottom: 20px;
 }
-.devui-col {
+.docs-devui-row .devui-col {
   text-align: center;
   min-height: 44px;
   line-height: 44px;
 }
-.devui-col:nth-of-type(2n + 1) {
+.docs-devui-row .devui-col:nth-of-type(2n + 1) {
   background: #f8f8f8;
 }
-.devui-col:nth-of-type(2n) {
+.docs-devui-row .devui-col:nth-of-type(2n) {
   background: #99b0ff;
   color: #fff;
 }
@@ -69,56 +69,56 @@
 ```vue
 <template>
   <p>Align top</p>
-  <d-row align="top">
+  <d-row align="top" class="docs-devui-row">
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
   </d-row>
   <p>Align middle</p>
-  <d-row align="middle">
+  <d-row align="middle" class="docs-devui-row">
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
   </d-row>
   <p>Align bottom</p>
-  <d-row align="bottom">
+  <d-row align="bottom" class="docs-devui-row">
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
     <d-col :span="6" class="col-child">col-6</d-col>
   </d-row>
   <p>Justify bottom</p>
-  <d-row justify="start">
+  <d-row justify="start" class="docs-devui-row">
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
   </d-row>
   <p>Justify center</p>
-  <d-row justify="center">
+  <d-row justify="center" class="docs-devui-row">
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
   </d-row>
   <p>Justify end</p>
-  <d-row justify="end">
+  <d-row justify="end" class="docs-devui-row">
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
   </d-row>
   <p>Justify between</p>
-  <d-row justify="between">
+  <d-row justify="between" class="docs-devui-row">
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
   </d-row>
   <p>Justify around</p>
-  <d-row justify="around">
+  <d-row justify="around" class="docs-devui-row">
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
     <d-col :span="4" class="col-child">col-4</d-col>
@@ -139,7 +139,7 @@
 
 ```vue
 <template>
-  <d-row :gutter="10">
+  <d-row :gutter="10" class="docs-devui-row">
     <d-col :span="6" class="col-gutter">
       <div class="col-child">col-6</div>
     </d-col>
@@ -153,7 +153,7 @@
       <div class="col-child">col-6</div>
     </d-col>
   </d-row>
-  <d-row :gutter="[10, 20]">
+  <d-row :gutter="[10, 20]" class="docs-devui-row">
     <d-col :span="6" class="col-gutter">
       <div class="col-child">col-6</div>
     </d-col>
@@ -167,7 +167,7 @@
       <div class="col-child">col-6</div>
     </d-col>
   </d-row>
-  <d-row :gutter="{ xs: 10, sm: 20, md: [20, 10], lg: [30, 20], xl: [40, 30], xxl: [50, 40]}">
+  <d-row :gutter="{ xs: 10, sm: 20, md: [20, 10], lg: [30, 20], xl: [40, 30], xxl: [50, 40]}" class="docs-devui-row">
     <d-col :span="6" class="col-gutter">
       <div class="col-child">col-6</div>
     </d-col>
@@ -207,15 +207,15 @@ Col的flex属性支持flex填充。
 
 ```vue
 <template>
-  <d-row type="flex">
+  <d-row type="flex" class="docs-devui-row">
     <d-col :flex="2">2 / 5</d-col>
     <d-col :flex="3">3 / 5</d-col>
   </d-row>
-  <d-row type="flex">
+  <d-row type="flex" class="docs-devui-row">
     <d-col flex="100px">100px</d-col>
     <d-col flex="auto">auto</d-col>
   </d-row>
-  <d-row type="flex">
+  <d-row type="flex" class="docs-devui-row">
     <d-col flex="1 1 200px">1 1 200px</d-col>
     <d-col flex="0 1 300px">0 1 300px</d-col>
   </d-row>
@@ -232,15 +232,15 @@ Col的flex属性支持flex填充。
 
 ```vue
 <template>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="8">col-8</d-col>
     <d-col :span="8" :offset="8">col-8</d-col>
   </d-row>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="6" :offset="6">col-6 col-offset-6</d-col>
     <d-col :span="6" :offset="6">col-6 col-offset-6</d-col>
   </d-row>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="12" :offset="6" :md="{ span: 22, offset: 1 }">col-12 col-offset-6</d-col>
   </d-row>
 </template>
@@ -256,11 +256,16 @@ Col的flex属性支持flex填充。
 
 ```vue
 <template>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :xs="2" :sm="4" :md="6" :lg="8" :xl="10">Col</d-col>
     <d-col :xs="20" :sm="16" :md="12" :lg="8" :xl="4">Col</d-col>
     <d-col :xs="2">Col</d-col>
   </d-row>
+  <d-row wrap class="docs-devui-row">
+    <d-col :xs="0" :sm="4" :md="6" :lg="8" :xl="10">Col</d-col>
+    <d-col :xs="24" :sm="16" :md="12" :lg="8" :xl="4">Col</d-col>
+    <d-col :xs="0" :sm="4" :md="6" :lg="8">Col</d-col>
+  </d-row>
 </template>
 ```
 
@@ -274,11 +279,11 @@ Col的flex属性支持flex填充。
 
 ```vue
 <template>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="18" :order="2">col-18 order-2</d-col>
     <d-col :span="6" :order="1">col-6 order-1</d-col>
   </d-row>
-  <d-row>
+  <d-row class="docs-devui-row">
     <d-col :span="18" :push="6">col-18 col-push-6</d-col>
     <d-col :span="6" :pull="18">col-6 col-pull-18</d-col>
   </d-row>