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HTML+CSS填坑与挖坑(二)

字数统计: 691阅读时长: 3 min
2021/04/28 Share

HTML+CSS填坑与挖坑(二)

此节单独探讨各种布局问题和解决方法

#4 布局问题

1.浮动布局

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>浮动布局</title>
<style type="text/css">
.wrap1 div{
min-height: 200px;
}
.wrap1 .left{
float: left;
width: 300px;
background: red;
}
.wrap1 .right{
float: right;
width: 300px;
background: blue;
}
.wrap1 .center{
background: pink;
}
</style>
</head>
<body>
<div class="wrap1">
<div class="left"></div>
<div class="right"></div>
<div class="center">
浮动布局
</div>
</div>
</body>
</html>

2.绝对定位布局

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>绝对定位布局</title>
<style type="text/css">
.wrap2 div{
position: absolute;
min-height: 200px;
}
.wrap2 .left{
left: 0;
width: 300px;
background: red;
}
.wrap2 .right{
right: 0;
width: 300px;
background: blue;
}
.wrap2 .center{
left: 300px;
right: 300px;
background: pink;
}
</style>
</head>
<body>
<div class="wrap2 wrap">
<div class="left"></div>
<div class="center">
绝对定位布局
</div>
<div class="right"></div>
</div>
</body>
</html>

3.flex布局

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>flex布局</title>
<style type="text/css">
.wrap3{
display: flex;
min-height: 200px;
}
.wrap3 .left{
flex-basis: 300px;
background: red;
}
.wrap3 .right{
flex-basis: 300px;
background: blue;
}
.wrap3 .center{
flex: 1;
background: pink;
}
</style>
</head>
<body>
<div class="wrap3 wrap">
<div class="left"></div>
<div class="center">
flex布局
</div>
<div class="right"></div>
</div>
</body>
</html>

4.table-cell表格布局

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>table-cell表格布局</title>
<style type="text/css">
.wrap4{
display: table;
width: 100%;
height: 200px;
}
.wrap4>div{
display: table-cell;
}
.wrap4 .left{
width: 300px;
background: red;
}
.wrap4 .right{
width: 300px;
background: blue;
}
.wrap4 .center{
background: pink;
}
</style>
</head>
<body>
<div class="wrap4 wrap">
<div class="left"></div>
<div class="center">
表格布局
</div>
<div class="right"></div>
</div>
</body>
</html>

5.grid网格布局

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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8" />
<title>网格布局</title>
<style type="text/css">
.wrap5{
display: grid;
width: 100%;
grid-template-rows: 200px;
grid-template-columns: 300px auto 300px;
}
.wrap5 .left{
background: red;
}
.wrap5 .right{
background: blue;
}
.wrap5 .center{
background: pink;
}
</style>
</head>
<body>
<div class="wrap5 wrap">
<div class="left"></div>
<div class="center">
网格布局
</div>
<div class="right"></div>
</div>
</body>
</html>

6.各类居中布局问题

  1. 上下垂直居中

  2. 左右水平居中

  3. 上下左右居中

CATALOG
  1. 1. HTML+CSS填坑与挖坑(二)
    1. 1.1. #4 布局问题
      1. 1.1.1. 1.浮动布局
      2. 1.1.2. 2.绝对定位布局
      3. 1.1.3. 3.flex布局
      4. 1.1.4. 4.table-cell表格布局
      5. 1.1.5. 5.grid网格布局
      6. 1.1.6. 6.各类居中布局问题