Merge branch 'beta' of https://git.cocorobo.cn/CocoRoboLabs/pbl-teacher-table into beta

src/components/pages/classroomObservation/components/startPage.vue

@@ -139,7 +139,7 @@ export default {
 
 .sp-main {
 	width: 80%;
-	margin: auto;
+	margin: 10px auto;
 	flex: 1;
 	display: flex;
 	/* align-items: flex-end; */