修改样式问题

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

@@ -82,7 +82,6 @@
             android:id="@+id/tv_price_unit"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginStart="4dp"
             android:background="@drawable/shape_f5f6fa_3dp"
             android:gravity="center"
             android:includeFontPadding="false"