# ArkUI_Margin ## Overview Describes the margins of a component. **Since**: 12 **Related module**: [ArkUI_NativeModule](_ark_u_i___native_module.md) ## Summary ### Member Variables | Name| Description| | -------- | -------- | | float [top](#top) | Top margin, in vp. | | float [right](#right) | Right margin, in vp. | | float [bottom](#bottom) | Bottom margin, in vp. | | float [left](#left) | Left margin, in vp. | ## Member Variable Description ### bottom ``` float ArkUI_Margin::bottom ``` **Description** Bottom margin, in vp. ### left ``` float ArkUI_Margin::left ``` **Description** Left margin, in vp. ### right ``` float ArkUI_Margin::right ``` **Description** Right margin, in vp. ### top ``` float ArkUI_Margin::top ``` **Description** Top margin, in vp.