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This article introduces the relevant knowledge of "the css3 standard was completed in what year". In the operation of actual cases, many people will encounter such a dilemma, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

The css3 standard was completed on May 23, 2001. the working draft of css3 mainly includes box model, list module, hyperlink mode, language module, background and frame, text special effects, multi-column layout and so on.

This article operating environment: windows7 system, CSS3 version, Dell G3 computer.

In what year was the css3 standard completed?

CSS3 is an upgraded version of CSS (cascading style sheet) technology, which was developed in 1999. W3C completed the working draft of CSS3 on May 23,2001. it mainly includes box model, list module, hyperlink mode, language module, background and frame, text special effects, multi-column layout and so on.

A major change in the evolution of CSS is the W3C's decision to divide CSS3 into a series of modules. Browser vendors innovate quickly at the pace of CSS, so by adopting a modular approach, elements in the CSS3 specification can move forward at different speeds, because different browser vendors only support given features. But different browsers support different features at different times, which also complicates cross-browser development.

As early as 2001, the W3C completed the draft specification of CSS3. A new feature of CSS3 specification is that it is divided into several independent modules. On the one hand, divided into a number of smaller modules is more conducive to timely update and release of the specification, timely adjust the content of the module, these modules are implemented and released independently, but also laid the foundation for the future expansion of CSS. On the other hand, due to the limitations of supported devices and browser manufacturers, devices or manufacturers can selectively support some modules and support a subset of CSS3, which is conducive to the promotion of CSS3.

CSS3 programming tools and CSS, any kind of text editing tools can be used to write, such as: Windows notepad, notepad; or other special tools for editing web text, such as: IntelliJ IDEA, Eclipse, MyEclipse, webstorm, sublime text;, and there are plug-ins specifically for front-end development, such as: Emmet.

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