时间:2021-07-01 10:21:17 帮助过:31人阅读
左侧固定区右侧固定区中间自适应区
css代码:
第一种方法(定位):
.left {  position: absolute;  top: 0;  left: 0;  width: 100px;  height: 200px;  background-color: red; } .mid {  margin-left: 100px;  margin-right: 200px;  height: 200px;  background-color: blue; } .right {  position: absolute;  top: 0;  right: 0;  width: 200px;  height: 200px;  background-color: yellow; }        
第二种方法(浮动):
.left { float: left; width: 100px; height: 200px; background-color: red;}.mid { height: 200px; background-color: blue;}.right { float: right; width: 200px; height: 200px; background-color: yellow;}        
第三种方法(负边距):
html代码:
中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区中间自适应区左边固定区右边固定区
css代码:
.fl { float: left; }.center {  width: 100%;  height: 200px;  background: yellow;}  .center .mid{    margin-right: 100px;    padding: 0 110px;  }.left{    margin-left: -100%;    width: 100px;    height: 200px;    background: green;}.right{    margin-left: -200px;    width: 200px;    height: 200px;    background: blue;}