我对悬停伪类(hover pseudoclass)也进行了设置，因为有一次当我悬停在该类的链接上时，会改变链接的悬停状态的颜色，从而背景图会消失。
I also included the hover pseudoclass since I had a problem that when I hovered over links with this class, they would turn the color of my link hover state, making the background image disappear.
如何对侧翻改变我的选择器的伪元素的背景颜色？
How to change background color of my selector's Pseudo-element on rollover?
约翰·迪金森一次显示了他是如何使用的运动设计的工具包2创建一个高科技的动画电影伪能叛变推动背景。
John Dickinson once shows how he used Motion Designer's Toolkit 2 to create a high tech animated background for promoting the movie Surrogates.
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