diff --git a/dist/toptips/index.wxss b/dist/toptips/index.wxss
index 3ae401a7..a541db5b 100644
--- a/dist/toptips/index.wxss
+++ b/dist/toptips/index.wxss
@@ -3,6 +3,8 @@
   position: fixed;
   -webkit-transform: translateZ(0) translateY(-100%);
   width: 100%;
+  /* 至少有一行的高度，保证第一次动画显示正常 */
+  min-height: 32px;
   top: 0;
   line-height: 2.3;
   font-size: 14px;