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![en-us_image_0000001127284958](figures/en-us_image_0000001127284958.png)
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