（1）神奇的float；
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
div{
height: 100px;
float: left;
}
.container{
border:1px solid blue;
height: 300px;
width: 250px;
background-color: antiquewhite;
}
.first{
background: red;
}
.second{
background: cyan;
}
.third{
background: chartreuse;
}
.n{
background: darkorchid;
}
</style>
</head>
<body>
<div class="container">
<div class="first">
第一个div
</div>
<div class="second">
第二个div
</div>
<div class="third">
第三个div
</div>
<div class="n">
第n个div
</div>
</div>
</body>
</html>
（2）定位position；
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style type="text/css">
div{
height: 100px;
width: 100px;
}
.rel{
background: red;
display: inline-block;
}
.abs{
background: green;
display: inline-block;
}
</style>
</head>
<body>
<div class="rel"></div>
<div class="abs"></div>
</body>
</html>
时间： 2024-10-10 08:16:09