CSS--@import用法.md

@import用法

• 基本用法

@import url("css/main.css")

• 适配用法

@import url(css/main.css) screen and (min-width:800px);
@import url(css/main.css) screen and (width:800px),(color);
@import url(css/main.css) screen and (min-device-width:500px) and (max-device-width:1024px);