diff --git a/course/courseDetail/courseDetail.vue b/course/courseDetail/courseDetail.vue
index f8c3218..fdb1eb7 100644
--- a/course/courseDetail/courseDetail.vue
+++ b/course/courseDetail/courseDetail.vue
@@ -398,6 +398,7 @@
 					row.viewUrl = row.fileUrl
 					this.curRow = row
 				}
+				if (!this.curRow.isVideo) this.videoFullScreen = false
 			},
 			// 预览文件
 			secClick(row) {