W3C CSS event
CSS (Cascading Style Sheets) describes how the document is displayed.
CSS tutorial
To learn more about CSS, please read our CSS tutorial.
CSS1
As a W3C recommendation, CSS1 was released on December 17, 1996. On January 11, 1999, this recommendation was revised.
CSS2
As a W3C recommendation, CSS2 was released on January 11, 1999. CSS2 adds support for media (printers and hearing devices) and downloadable fonts.
CSS3
CSS3 plans to divide CSS into smaller modules.
CSS4
Starting with CSS3, modules will be defined separately, for example, css4 selectors can be defined in CSS3 modules.
CSS attribute
The W3C defines the following CSS attributes:
Print Properti
Mobile device Properti
TV attribute
W3C CSS specification and timeline
Standard |
Draft / proposal |
Recommended date |
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CSS 1 |
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CSS 1 (Revised) |
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CSS 2 |
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CSS 2.1 |
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DOM Level 2 Style Specification |
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CSS Style Attributes |
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CSS 3 Namespaces Module |
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CSS 3 Selectors |
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CSS 3 User Interface Module |
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CSS 3 Fonts Module |
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CSS 3 Color Module |
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CSS 3 Backgrounds and Borders Module |
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CSS 3 Text Module |
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CSS 3 Lists and Counters Module |
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CSS 3 Line Module |
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CSS 3 Basic Box model |
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CSS 3 Multi-column Layout Module |
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CSS 3 Ruby Module |
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CSS 3 Speech Module |
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CSS 3 Paged Media Module |
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CSS 3 Generated content for Paged Media Module |
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CSS 3 Values and Units Module |
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CSS 3 Cascading and Inheritance |
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CSS 3 Template Layout Module |
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CSS 3 Media Queries |
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CSS Mobile Profile 2.0 |
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CSS TV Profile 1.0 |
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CSS Print Profile 1.0 |
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