浮动
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style>
.box1{
width:200px;
height: 200px;
background-color: aquamarine;
float: right; /* 右浮动,跑到最右面*/
}
.box2{
width:200px;
height: 200px;
background-color: bisque;
float: right; /* 右浮动,跑到最右面*/
}
.box3{
width:200px;
height: 200px;
background-color: seagreen;
/* float: right; /* 右浮动,跑到最右面*/ */
}
</style>
</head>
<body>
<div class="box1">box1</div>
<div class="box2">box2</div>
<div class="box3">box3</div>
</body>
</html>

例子

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title></title>
<style>
*{
margin: 0;
padding: 0;
}
.bbox{
width: 590px;
height: 470px;
background-color: aquamarine;
float: left;
}
.mbox1{
width: 190px;
height: 150px;
background-color: bisque;
margin: 0 0 10px 0;
}
.mbox2{
width: 190px;
height: 150px;
background-color: coral;
margin: 0 0 10px 0;
}
.mbox3{
width: 190px;
height: 150px;
background-color: cornflowerblue;
}
.rbox{
width: 190px;
height: 470px;
float: left;
margin-left: 10px;
}
</style>
</head>
<body>
<div class="bbox">box1</div>
<div class="rbox">
<div class="mbox1">box2</div>
<div class="mbox2">box3</div>
<div class="mbox3">box3</div>
</div>
</body>
</html>
原文出处:/show_1IX5L4iybSji.html