修改学生端首页UI问题

student/src/main/res/layout/fragment_new_home_layout.xml

@@ -325,7 +325,7 @@
                             app:cardElevation="0dp"
                             app:cardPreventCornerOverlap="true"
                             app:cardUseCompatPadding="false"
-                            app:layout_constraintTop_toBottomOf="@+id/bg_announcement2">
+                            app:layout_constraintTop_toBottomOf="@+id/view_bg_header">
 
                             <androidx.constraintlayout.widget.ConstraintLayout
                                 android:layout_width="match_parent"