修改学生端新首页UI

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

@@ -166,7 +166,7 @@
                     android:layout_marginStart="14dp"
                     android:layout_marginTop="@dimen/dp_12"
                     android:layout_marginEnd="14dp"
-                    android:visibility="visible"
+                    android:visibility="invisible"
                     app:cardBackgroundColor="@color/color_fef9f4"
                     app:cardCornerRadius="10dp"
                     app:cardElevation="0dp"