<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width, initial-scale=1.0"><title>盒模型</title></head><body><header>header</header><aside calss="letf">left</aside><main>main</main><aside calss="right">right</aside><footer>footer</footer><style>*{padding: 0;margin: 0;box-sizing: border-box;}body {display: grid;grid-template-rows: 2em minmax(20em,30em) 2em;grid-template-columns: 6em 1fr 6em;}header,footer{background-color: yellow;grid-column: span 3;}main{background-color: cyan;}aside {background-color: lightblue;}main{background-color: green;}/* rem+vw进行布局，移动端不运行出现px,有px to rem的插件 */</style></body></html>
Copyright 2014-2025 https://www.php.cn/ All Rights Reserved | php.cn | 湘ICP备2023035733号
收藏
