“`” 参考回答：
开放题。CSS3边框如border-radius，box-shadow等；CSS3背景如background-size，background-origin等；CSS3 2D，3D转换如transform等；CSS3动画如animation等。 参考<a class=""url"" href=""https://www.cnblogs.com/xkweb/p/5862612.html"" target=""_blank"">https://www.cnblogs.com/xkweb/p/5862612.html</a>
<pre><code> "“`
Was this helpful?
0 /
0