标签：gif 分享 one image opened nbsp close aac size
1 <body> 2 <div class="parent"> 3 <p>1p</p> 4 <div>2div 5 <p>-2.1p</p> 6 <p>-2.2p</p> 7 <a>-2.3a</a> 8 </div> 9 <p>3p</p> 10 <p>4p</p> 11 </div> 12 </body>
1 .parent p { 2 background: red; 3 }
结果：子代1p 3p 4p 及孙代 2.1p，2.2p都选上了
1 .parent > p { 2 background: red; 3 }
结果：只有子代1p 3p 4p 选上
标签：gif 分享 one image opened nbsp close aac size
原文地址：https://www.cnblogs.com/a7laya/p/8817945.html
