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                合規國際互聯網加速 OSASE為企業客戶提供高速穩定SD-WAN國際加速解決方案。 廣告
                ~~~ <style> .parent{ width:500px; margin-left: auto; margin-right: auto; display: flex; flex-wrap: wrap; background:pink; justify-content: space-between; } .parent>div{ width: 200px; height: 200px; border:1px solid #333; } </style> </head> <body> <!-- display:flex; flex-direction; 控制子元素水平對齊的方法 justity-content:space-between; 控制子元素垂直對齊的方法 align-items:center; 子元素是否換行 flex-wrap:wap; --> <div class="parent"> <div></div> <div></div> <div></div> <div></div> <div></div> </div> </body>
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                              哎呀哎呀视频在线观看