CSS 默认值参考手册
HTML 元素的 CSS 默认值
下表显示了所有 HTML 元素的默认 CSS 浏览器值。
| 元素 | 默认的 CSS 值 | 试一试 |
|---|---|---|
| a:link | color: (internal value); text-decoration: underline; cursor: auto; |
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| a:visited | color: (internal value); text-decoration: underline; cursor: auto; |
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| a:link:active | color: (internal value); | 试一试 » |
| a:visited:active | color: (internal value); | 试一试 » |
| abbr | None. | |
| address | display: block; font-style: italic; |
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| area | display: none; | |
| article | display: block; | |
| aside | display: block; | |
| audio | None. | |
| b | font-weight: bold; | 试一试 » |
| base | None. | |
| bdi | None. | |
| bdo | unicode-bidi: bidi-override; | |
| blockquote | display: block; margin-top: 1em; margin-bottom: 1em; margin-left: 40px; margin-right: 40px; |
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| body | display: block; margin: 8px; |
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| body:focus | outline: none; | 试一试 » |
| br | None. | |
| button | None | |
| canvas | None. | |
| caption | display: table-caption; text-align: center; |
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| cite | font-style: italic; | 试一试 » |
| code | font-family: monospace; | 试一试 » |
| col | display: table-column; | 试一试 » |
| colgroup | display: table-column-group | 试一试 » |
| datalist | display: none; | |
| dd | display: block; margin-left: 40px; |
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| del | text-decoration: line-through; | 试一试 » |
| details | display: block; | |
| dfn | font-style: italic; | 试一试 » |
| dialog | None. | |
| div | display: block; | 试一试 » |
| dl | display: block; margin-top: 1em; margin-bottom: 1em; margin-left: 0; margin-right: 0; |
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| dt | display: block; | 试一试 » |
| em | font-style: italic; | 试一试 » |
| embed:focus | outline: none; | |
| fieldset | display: block; margin-left: 2px; margin-right: 2px; padding-top: 0.35em; padding-bottom: 0.625em; padding-left: 0.75em; padding-right: 0.75em; border: 2px groove (internal value); |
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| figcaption | display: block; | |
| figure | display: block; margin-top: 1em; margin-bottom: 1em; margin-left: 40px; margin-right: 40px; |
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| footer | display: block; | |
| form | display: block; margin-top: 0em; |
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| h1 | display: block; font-size: 2em; margin-top: 0.67em; margin-bottom: 0.67em; margin-left: 0; margin-right: 0; font-weight: bold; |
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| h2 | display: block; font-size: 1.5em; margin-top: 0.83em; margin-bottom: 0.83em; margin-left: 0; margin-right: 0; font-weight: bold; |
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| h3 | display: block; font-size: 1.17em; margin-top: 1em; margin-bottom: 1em; margin-left: 0; margin-right: 0; font-weight: bold; |
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| h4 | display: block; margin-top: 1.33em; margin-bottom: 1.33em; margin-left: 0; margin-right: 0; font-weight: bold; |
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| h5 | display: block; font-size: .83em; margin-top: 1.67em; margin-bottom: 1.67em; margin-left: 0; margin-right: 0; font-weight: bold; |
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| h6 | display: block; font-size: .67em; margin-top: 2.33em; margin-bottom: 2.33em; margin-left: 0; margin-right: 0; font-weight: bold; |
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| head | display: none; | |
| header | display: block; | |
| hr | display: block; margin-top: 0.5em; margin-bottom: 0.5em; margin-left: auto; margin-right: auto; border-style: inset; border-width: 1px; |
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| html | display: block; | |
| html:focus | outline: none; | |
| i | font-style: italic; | 试一试 » |
| iframe:focus | outline: none; | |
| iframe[seamless] | display: block; | |
| img | display: inline-block; | 试一试 » |
| input | None. | |
| ins | text-decoration: underline; | 试一试 » |
| kbd | font-family: monospace; | 试一试 » |
| label | cursor: default; | 试一试 » |
| legend | display: block; padding-left: 2px; padding-right: 2px; border: none; |
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| li | display: list-item; | |
| link | display: none; | |
| main | None. | |
| map | display: inline; | |
| mark | background-color: yellow; color: black; |
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| menu | display: block; list-style-type: disc; margin-top: 1em; margin-bottom: 1em; margin-left: 0; margin-right: 0; padding-left: 40px; |
|
| menuitem | None. | |
| meta | None. | |
| meter | None. | |
| nav | display: block; | |
| noscript | None. | |
| object:focus | outline: none; | |
| ol | display: block; list-style-type: decimal; margin-top: 1em; margin-bottom: 1em; margin-left: 0; margin-right: 0; padding-left: 40px; |
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| optgroup | None. | |
| option | None. | |
| output | display: inline; | |
| p | display: block; margin-top: 1em; margin-bottom: 1em; margin-left: 0; margin-right: 0; |
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| param | display: none; | |
| picture | None. | |
| pre | display: block; font-family: monospace; white-space: pre; margin: 1em 0; |
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| progress | None. | |
| q | display: inline; | 试一试 » |
| q::before | content: open-quote; | 试一试 » |
| q::after | content: close-quote; | 试一试 » |
| rp | None. | |
| rt | line-height: normal; | |
| ruby | None. | |
| s | text-decoration: line-through; | 试一试 » |
| samp | font-family: monospace; | 试一试 » |
| script | display: none; | |
| section | display: block; | 试一试 » |
| select | None. | |
| small | font-size: smaller; | 试一试 » |
| source | None. | |
| span | None. | |
| strike | text-decoration: line-through; | 试一试 » |
| strong | font-weight: bold; | 试一试 » |
| style | display: none; | |
| sub | vertical-align: sub; font-size: smaller; |
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| summary | display: block; | |
| sup | vertical-align: super; font-size: smaller; |
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| table | display: table; border-collapse: separate; border-spacing: 2px; border-color: gray; |
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| tbody | display: table-row-group; vertical-align: middle; border-color: inherit; |
|
| td | display: table-cell; vertical-align: inherit; |
|
| template | None. | |
| textarea | None. | |
| tfoot | display: table-footer-group; vertical-align: middle; border-color: inherit; |
|
| th | display: table-cell; vertical-align: inherit; font-weight: bold; text-align: center; |
|
| thead | display: table-header-group; vertical-align: middle; border-color: inherit; |
|
| time | None. | |
| title | display: none; | |
| tr | display: table-row; vertical-align: inherit; border-color: inherit; |
|
| track | None. | |
| u | text-decoration: underline; | 试一试 » |
| ul | display: block; list-style-type: disc; margin-top: 1em; margin-bottom: 1 em; margin-left: 0; margin-right: 0; padding-left: 40px; |
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| var | font-style: italic; | 试一试 » |
| video | None. | |
| wbr | None. |
