利用flex实现
.parent{ display: flex; } .left,.center{ width: 100px; border: 2px solid plum; } .right{ flex: 1; border: 1px solid yellow; }
利用float+margin实现
.left,.center{ width: 100px; float: left; } .right{ margin-left: 200px; }
利用float+overflow实现
.left,.center{float:left;width:100px;} .right{overflow:hidden;}