diff --git a/components/Coupons.vue b/components/Coupons.vue
index 4001a56..d64046c 100644
--- a/components/Coupons.vue
+++ b/components/Coupons.vue
@@ -178,9 +178,10 @@ export default {
     }
     .coupon-html {
       overflow: hidden;
-      transition: all .3s;
+      transition: all .3s ease-in-out;
+      height: 60rpx;
       &.auto-height {
-        height: auto;
+        height: auto !important;
       }
     }
   }