CSS 垂直居中方式

xiaoxiao2025-09-15  151

文章目录

使用绝对定位和负外边距对块级元素进行垂直居中 <style> #box { width: 300px; height: 300px; background: #ddd; position: relative; } #inner { width: 150px; height: 100px; background: orange; position: absolute; top: 50%; margin: -50px 0 0 0; } </style> <div id="box"> <div id="inner"> <span>1. 使用绝对定位和负外边距对块级元素进行垂直居中</span> </div> </div>

使用绝对定位和transform <style> #box { width: 300px; height: 300px; background: #ddd; position: relative; } #inner { width: 150px; height: 100px; background: orange; position: absolute; top: 50%; transform: translate(0, -50%); } </style> <div id="box"> <div id="inner"> <span>使用绝对定位和transform</span> </div> </div>

绝对定位结合margin: auto <style> #box { width: 300px; height: 300px; background: #ddd; position: relative; } #inner { top: 0; bottom: 0; width: 150px; height: 100px; background: orange; position: absolute; margin: auto 0; } </style> <div id="box"> <div id="inner"> <span>绝对定位结合margin: auto</span> </div> </div>

使用flex布局 <style> #box { width: 300px; height: 300px; background: #ddd; display: flex; align-items: center; } #inner { width: 150px; height: 100px; background: orange; } </style> <div id="box"> <div id="inner"> <span>使用flex布局</span> </div> </div>

使用flex布局 方式二 <style> #box { width: 300px; height: 300px; background: #ddd; display: flex; flex-direction: column; justify-content: center; } #inner { width: 150px; height: 100px; background: orange; } </style> <div id="box"> <div id="inner"> <span>使用flex布局 方式二</span> </div> </div>

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