diff --git a/examples/routers/dropdown.vue b/examples/routers/dropdown.vue
index 977051a..e82c54c 100644
--- a/examples/routers/dropdown.vue
+++ b/examples/routers/dropdown.vue
@@ -7,7 +7,7 @@
             </a>
             <DropdownMenu slot="list">
                 <DropdownItem>驴打滚</DropdownItem>
-                <DropdownItem>炸酱面</DropdownItem>
+                <DropdownItem selected>炸酱面</DropdownItem>
                 <DropdownItem disabled>豆汁儿</DropdownItem>
                 <DropdownItem>冰糖葫芦</DropdownItem>
                 <DropdownItem divided>北京烤鸭</DropdownItem>
@@ -20,7 +20,7 @@
             </a>
             <DropdownMenu slot="list">
                 <DropdownItem>驴打滚</DropdownItem>
-                <DropdownItem>炸酱面</DropdownItem>
+                <DropdownItem selected>炸酱面</DropdownItem>
                 <DropdownItem disabled>豆汁儿</DropdownItem>
                 <DropdownItem>冰糖葫芦</DropdownItem>
                 <DropdownItem divided>北京烤鸭</DropdownItem>
diff --git a/src/styles/components/cell.less b/src/styles/components/cell.less
index 6f8021f..1a04c1e 100644
--- a/src/styles/components/cell.less
+++ b/src/styles/components/cell.less
@@ -34,6 +34,11 @@
     &-selected &-label{
         color: inherit;
     }
+
+    &-selected, &&-selected:hover{
+        background:  ~`colorPalette("@{primary-color}", 1)`;
+    }
+
     &-footer{
         display: inline-block;
         position: absolute;
diff --git a/src/styles/components/dropdown.less b/src/styles/components/dropdown.less
index a610d5d..c157a65 100644
--- a/src/styles/components/dropdown.less
+++ b/src/styles/components/dropdown.less
@@ -30,6 +30,9 @@
     &-transfer{
         width: auto;
     }
+    &-item-selected, &-item&-item-selected:hover{
+        background:  ~`colorPalette("@{primary-color}", 1)`;
+    }
 }
 
 .select-item(@dropdown-prefix-cls, @dropdown-item-prefix-cls);
\ No newline at end of file
--
libgit2 0.21.4