app/src/main/res/layout/activity_main.xml
@@ -53,6 +53,7 @@ android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="保存" android:visibility="invisible" android:layout_margin="10dp" app:layout_constraintRight_toLeftOf="@id/collect" app:layout_constraintLeft_toLeftOf="@id/edit"