initial
Baseline Widely available
This feature is well established and works across many devices and browser versions. It’s been available across browsers since November 2015.
CSS 关键字 initial
将属性的初始(或默认)值应用于元素。不应将初始值与浏览器样式表指定的值混淆。它可以应用于任何 CSS 属性。这包括 CSS 简写 all
,initial 可用于将所有 CSS 属性恢复到其初始状态。
示例
HTML
html
<p>
<span>This text is red.</span>
<em>This text is in the initial color (typically black).</em>
<span>This is red again.</span>
</p>
CSS
css
p {
color: red;
}
em {
color: initial;
}
Specifications
Specification |
---|
CSS Cascading and Inheritance Level 4 # initial |
浏览器兼容性
Report problems with this compatibility data on GitHubdesktop | mobile | |||||||||||
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initial |
Legend
Tip: you can click/tap on a cell for more information.
- Full support
- Full support
- Requires a vendor prefix or different name for use.
- Has more compatibility info.
The compatibility table on this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.
参见
- Use
unset
to set a property to its inherited value if it inherits, or to its initial value if not. - Use
revert
to reset a property to the value established by the user-agent stylesheet (or by user styles, if any exist). - Use
inherit
to make an element's property the same as its parent. - The
all
property lets you reset all properties to their initial, inherited, reverted, or unset state at once.