diff --git a/examples/routers/input.vue b/examples/routers/input.vue
index 14ffb8e3..5c587f0c 100644
--- a/examples/routers/input.vue
+++ b/examples/routers/input.vue
@@ -24,6 +24,22 @@
             </Select>
             <Button slot="append" icon="ios-search"></Button>
         </Input>
+        <br>
+        <Input v-model="value13" size="large">
+        <Select v-model="select3" slot="prepend" style="width: 80px">
+            <Option value="day">Day</Option>
+            <Option value="month">Month</Option>
+        </Select>
+        <Button slot="append" icon="ios-search"></Button>
+        </Input>
+        <br>
+        <Input v-model="value13" size="default">
+        <Select v-model="select3" slot="prepend" style="width: 80px">
+            <Option value="day">Day</Option>
+            <Option value="month">Month</Option>
+        </Select>
+        <Button slot="append" icon="ios-search"></Button>
+        </Input>
     </div>
 </template>
 <script>
diff --git a/src/styles/mixins/input.less b/src/styles/mixins/input.less
index 2b8d88b3..8c8995af 100644
--- a/src/styles/mixins/input.less
+++ b/src/styles/mixins/input.less
@@ -148,7 +148,7 @@
         border-color: transparent;
         background-color: transparent;
         color: inherit;
-        margin: -(@input-padding-vertical-base + 1) (-@input-padding-horizontal);
+        margin: -(@input-padding-vertical-base + 2) (-@input-padding-horizontal);
     }
 
     &-prepend,