1e41f4b71Sopenharmony_ci# stack 2e41f4b71Sopenharmony_ci 3e41f4b71Sopenharmony_ci> **NOTE** 4e41f4b71Sopenharmony_ci> 5e41f4b71Sopenharmony_ci> This component is supported since API version 4. Updates will be marked with a superscript to indicate their earliest API version. 6e41f4b71Sopenharmony_ci 7e41f4b71Sopenharmony_ciThe **\<Stack>** component provides a stack container where child components are successively stacked and the latter one overwrites the previous one. 8e41f4b71Sopenharmony_ci 9e41f4b71Sopenharmony_ci## Required Permissions 10e41f4b71Sopenharmony_ci 11e41f4b71Sopenharmony_ciNone 12e41f4b71Sopenharmony_ci 13e41f4b71Sopenharmony_ci 14e41f4b71Sopenharmony_ci## Child Components 15e41f4b71Sopenharmony_ci 16e41f4b71Sopenharmony_ciSupported 17e41f4b71Sopenharmony_ci 18e41f4b71Sopenharmony_ci 19e41f4b71Sopenharmony_ci## Attributes 20e41f4b71Sopenharmony_ci 21e41f4b71Sopenharmony_ciThe [universal attributes](js-components-common-attributes.md) are supported. 22e41f4b71Sopenharmony_ci 23e41f4b71Sopenharmony_ci 24e41f4b71Sopenharmony_ci## Styles 25e41f4b71Sopenharmony_ci 26e41f4b71Sopenharmony_ciThe [universal styles](js-components-common-styles.md) are supported. 27e41f4b71Sopenharmony_ci 28e41f4b71Sopenharmony_ci 29e41f4b71Sopenharmony_ci## Events 30e41f4b71Sopenharmony_ci 31e41f4b71Sopenharmony_ciThe [universal events](js-components-common-events.md) are supported. 32e41f4b71Sopenharmony_ci 33e41f4b71Sopenharmony_ci## Methods 34e41f4b71Sopenharmony_ci 35e41f4b71Sopenharmony_ciThe [universal methods](js-components-common-methods.md) are supported. 36e41f4b71Sopenharmony_ci 37e41f4b71Sopenharmony_ci 38e41f4b71Sopenharmony_ci## Example 39e41f4b71Sopenharmony_ci 40e41f4b71Sopenharmony_ci```html 41e41f4b71Sopenharmony_ci<!-- xxx.hml --> 42e41f4b71Sopenharmony_ci<stack class="stack-parent"> 43e41f4b71Sopenharmony_ci <div class="back-child bd-radius"></div> 44e41f4b71Sopenharmony_ci <div class="positioned-child bd-radius"></div> 45e41f4b71Sopenharmony_ci <div class="front-child bd-radius"></div> 46e41f4b71Sopenharmony_ci</stack> 47e41f4b71Sopenharmony_ci``` 48e41f4b71Sopenharmony_ci 49e41f4b71Sopenharmony_ci```css 50e41f4b71Sopenharmony_ci/* xxx.css */ 51e41f4b71Sopenharmony_ci.stack-parent { 52e41f4b71Sopenharmony_ci width: 400px; 53e41f4b71Sopenharmony_ci height: 400px; 54e41f4b71Sopenharmony_ci background-color: #ffffff; 55e41f4b71Sopenharmony_ci border-width: 1px; 56e41f4b71Sopenharmony_ci border-style: solid; 57e41f4b71Sopenharmony_ci} 58e41f4b71Sopenharmony_ci.back-child { 59e41f4b71Sopenharmony_ci width: 300px; 60e41f4b71Sopenharmony_ci height: 300px; 61e41f4b71Sopenharmony_ci background-color: #3f56ea; 62e41f4b71Sopenharmony_ci} 63e41f4b71Sopenharmony_ci.front-child { 64e41f4b71Sopenharmony_ci width: 100px; 65e41f4b71Sopenharmony_ci height: 100px; 66e41f4b71Sopenharmony_ci background-color: #00bfc9; 67e41f4b71Sopenharmony_ci} 68e41f4b71Sopenharmony_ci.positioned-child { 69e41f4b71Sopenharmony_ci width: 100px; 70e41f4b71Sopenharmony_ci height: 100px; 71e41f4b71Sopenharmony_ci left: 50px; 72e41f4b71Sopenharmony_ci top: 50px; 73e41f4b71Sopenharmony_ci background-color: #47cc47; 74e41f4b71Sopenharmony_ci} 75e41f4b71Sopenharmony_ci.bd-radius { 76e41f4b71Sopenharmony_ci border-radius: 16px; 77e41f4b71Sopenharmony_ci} 78e41f4b71Sopenharmony_ci``` 79e41f4b71Sopenharmony_ci 80e41f4b71Sopenharmony_ci 81