更多信息 http://css-tricks.com/rgba-browser-support/ I want to make the list menu's background disappear by using opacity, without affecting the font. Is it possible with CSS3? 解决方案 now you can use rgba in CSS properties like this: .class { background: rgba(0,0,0,0.5);}0.5 is the transparency, change the values according to your design.Live demo http://jsfiddle.net/EeAaB/more info http://css-tricks.com/rgba-browser-support/ 这篇关于透明的CSS背景颜色的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持! 上岸,阿里云! 08-13 02:57