diff --git a/src/pages/course/index.vue b/src/pages/course/index.vue
index cf821602..64a524b5 100644
--- a/src/pages/course/index.vue
+++ b/src/pages/course/index.vue
@@ -436,7 +436,7 @@ import { onShow } from "@dcloudio/uni-app"
 					height: 588rpx;
 					padding-bottom: 80rpx;
 					overflow-y: hidden;
-					z-index: 10;
+					z-index: 15;
 					background-color: #f9f9f9;
 					box-shadow: 0rpx 12rpx 20rpx rgba(160,160,160,.25);
 					border-radius: 0 0 0rpx 0rpx;