题目二：照图制作网页
html文件名：divindiv.html
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="divindiv.css">
<title>盒子的嵌套</title>
</head>
<body>
<div class="box">
<div class="in_box"></div>
<div class="in_box2">
<div class="lbox1"></div>
<div id="lbox2"></div>
<div class="lbox1"></div>
</div>
<div class="in_box"></div>
</div>
</body>
</html>
css文件名：divindiv.css
*{
margin: 0px;
padding: 0px;
}
.box{
width: 500px;
height: 300px;
background: pink;
margin: 0 auto;
}
.in_box{
width: 100px;
height: 100px;
margin: 0px auto;
background: orange;
}
.in_box2{
width: 300px;
height: 100px;
margin: 0px auto;
background: orange;
}
.lbox1 {
width: 100px;
height: 100px;
background: blue;
float: left;
}
#lbox2 {
width: 100px;
height: 100px;
/* background: red;*/
float: left;
}
.cin_box {
width: 100px;
height: 100px;
margin: 0px auto;
}
.cin_box2 {
width: 300px;
height: 100px;
margin: 0px auto;
}
题目三：按图制作网页
html文件名：divindiv2
<!DOCTYPE html>
<html lang="zh-cn">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<link rel="stylesheet" href="divindiv2.css">
<title>盒子的嵌套</title>
</head>
<body>
<div class="box">
<div class="in_box"></div>
<div class="in_box2">
<div class="lbox1"></div>
<div id="lbox2"></div>
<div class="lbox1"></div>
</div>
<div class="cin_box"></div>
</div>
</body>
</html>
css文件名：divindiv2.css
* {
margin: 0px;
padding: 0px;
}
.box {
width: 500px;
height: 300px;
background: pink;
margin: 0 auto;
}
.in_box {
width: 100px;
height: 100px;
margin: 0px auto;
/* background: orange;*/
}
.in_box2 {
width: 300px;
height: 100px;
margin: 0px auto;
/* background: orange;*/
}
.lbox1 {
width: 100px;
height: 100px;
/* background: blue;*/
float: left;
border-top: 1px solid black;
}
#lbox2 {
width: 100px;
height: 100px;
/* background: red;*/
float: left;
}
.cin_box {
width: 100px;
height: 100px;
margin: 0px auto;
}
.cin_box2 {
width: 300px;
height: 100px;
margin: 0px auto;
}
.cin_box {
width: 100px;
height: 100px;
margin: 0px auto;
border-top: 1px solid black;
}
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