左边固定宽度,右边自适应屏幕铺满
<html> <head> <title>左右布局</title> <style> .left{ width:200px; height:100%; float:left; background-color: aquamarine; } .right{ width:calc(100% - 200px); height:100%; float:right; background-color: aqua; } .banner { padding: 15.15% 0 0; position: relative; } .banner > img { position: absolute; width: 100%; height: 100%; left: 0; top: 0; } </style> </head> <body> <div class='left'></div> <div class='right'> </div> </body> </html> 来源: https://www.cnblogs.com/datouxiaoming/p/7675487.html