CSS Background and Borders - CSS（层叠样式表） 编辑

CSS 背景与边框 是 CSS中描述元素背景与边框的组件。边框的实现方式包含直线、图片。盒模型可以具有单个或多个背景、圆角以及阴影。

参考

CSS 属性

• background
• background-attachment
• background-clip
• background-color
• background-image
• background-origin
• background-position
• background-repeat
• background-size
• box-shadow
• border
• border-bottom
• border-bottom-color
• border-bottom-left-radius
• border-bottom-right-radius
• border-bottom-style
• border-bottom-width
• border-collapse
• border-color
• border-image
• border-image-outset
• border-image-repeat
• border-image-slice
• border-image-source
• border-image-width
• border-left
• border-left-color
• border-left-style
• border-left-width
• border-radius
• border-right
• border-right-color
• border-right-style
• border-right-width
• border-style
• border-top
• border-top-color
• border-top-left-radius
• border-top-right-radius
• border-top-style
• border-top-width
• border-width

导航

应用CSS多重背景

阐述设置元素背景方法以及背景、元素之间的交互方式

缩放背景图片

阐述如何通过拉伸、重复使背景图片覆盖或不全部覆盖元素的背景区域，更改背景图片的呈现方式。

规范

Specification	Status	Comment
CSS Backgrounds and Borders Module Level 3	Candidate Recommendation
CSS Level 2 (Revision 1)	Recommendation
CSS Level 1	Recommendation

浏览器支持

We're converting our compatibility data into a machine-readable JSON format. This compatibility table still uses the old format, because we haven't yet converted the data it contains. Find out how you can help!

• Desktop
• Mobile

Feature	Chrome	Firefox (Gecko)	Internet Explorer	Opera	Safari
Basic support	1.0	1.0 (1.7 or earlier)	4.0	3.5	1.0 (85)

Feature	Android	Firefox Mobile (Gecko)	IE Phone	Opera Mobile	Safari Mobile
Basic support	(Yes)	1.0 (1.9.2)	(Yes)	(Yes)	1.0