diff --git a/src/pages/course/video.module.scss b/src/pages/course/video.module.scss
index 2ef7546..c4f0190 100644
--- a/src/pages/course/video.module.scss
+++ b/src/pages/course/video.module.scss
@@ -6,8 +6,7 @@
   display: flex;
   flex-direction: column;
   box-sizing: border-box;
-  overflow-x: hidden;
-  overflow-y: auto;
+  background: rgba(0, 0, 0);
   .back-icon {
     width: 30px;
     height: 30px;
@@ -60,6 +59,7 @@
   width: 100%;
   height: auto;
   box-sizing: border-box;
+  background-color: #ffffff;
   padding: 10px 20px 20px 20px;
   .hours-list-box {
     width: 100%;