css flex应用
div自由布局方法:
1:使用overflow:auto.
2:使用flex
具体请运行下方代码:
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Document</title> </head> <style> .flex-box{ overflow: hidden; display: -webkit-box; display: -moz-box; display: -ms-flexbox; display: flex; -webkit-box-orient: horizontal; width: 100%; height: 300px; margin: 0 auto; color: #fff; text-align: center; font-family: 'Microsoft YaHei'; } .flex1{ width: 20%; height: 100%; background: #ff8989; display: block; } .flex2{ -webkit-box-flex: 1; /* OLD - iOS 6-, Safari 3.1-6 */ -moz-box-flex: 1; /* OLD - Firefox 19- */ -webkit-flex: 1; /* Chrome */ -ms-flex: 1; /* IE 10 */ flex: 1; background: #1bbc9b; } .flex3{ width: 100px; height: 100%; background: #516d81; } .flex-box1{ overflow: hidden; display: -webkit-box; display: -moz-box; display: -ms-flexbox; display: flex; flex-flow:column; -webkit-box-orient: horizontal; width: 1000px; height: 500px; margin: 0 auto; color: #fff; text-align: center; font-family: 'Microsoft YaHei'; } .flex4{ height: 20%; background: #ff8989; display: block; } .flex5{ -webkit-box-flex: 1; /* OLD - iOS 6-, Safari 3.1-6 */ -moz-box-flex: 1; /* OLD - Firefox 19- */ -webkit-flex: 1; /* Chrome */ -ms-flex: 1; /* IE 10 */ flex: 1; background: #1bbc9b; } .flex6{ height: 200px; background: #516d81; } .over_style{ height:100px; } .left{ height:100%; width:20%; float:left; background-color:#FF0000; } .right{ height:100%; width:200px; float:right; background-color:#00FF00; } .center{ height:100%; overflow:auto; background-color:#0000FF; } </style> <body> <p>你可以改变屏幕宽度查看效果</p><br><br> <p>flex宽度自适应</p> <div class="flex-box"> <div class="flex1">flex1 <br> 我的宽度为父级的20%;</div> <div class="flex2">flex2 <br> 我的宽度为父级宽-(flex1+flex3);</div> <div class="flex3">flex3 <br> 我的宽度为父级的20%;</div> </div> <br><br><br><br> <p>overflow自适应</p> <div class="over_style"> <div class="left">left <br> 我的宽度为父级的20%;</div> <div class="right">right <br> 我的宽度为200px;</div> <div class="center">center <br> 我的宽度为父级宽-(flex1+flex3);</div> </div> <br><br><br><br> <p>flex高度自适应</p> <div class="flex-box1"> <div class="flex4">flex1 <br> 我的高度为父级的20%;</div> <div class="flex5">flex2 <br> 我的高度为父级高-(flex1+flex3);</div> <div class="flex6">flex3 <br> 我的高度为定高200px;</div> </div> </body> </html>
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