Three ways to implement three-column layout with css (with code)
This article introduces to you the three ways to implement three-column layout in CSS (with code). It has certain reference value. Friends in need can refer to it. I hope it will be helpful to you.
Floating layout
It is divided into three divs, and the other parent contains these three divs, using float,
Note: three div, left --> right ---> center in this order
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style type="text/css">
body {
margin: 0;
padding: 0;
}
.left {
float: left;
width: 300px;
height: 100px;
background-color: red;
}
.right {
float: right;
width: 300px;
height: 100px;
background-color: blue;
}
.center {
margin: 0px 300px 0px 300px;
background-color: black;
height: 100px;
}
</style>
</head>
<body>
<div class="father">
<div class="left">1</div>
<div class="right">2</div>
<div class="center">3</div>
</div>
</body>
</html> Flex
#Set the middle box FLex: 1, so that you can achieve automatic Adapt, default horizontal arrangement
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style type="text/css">
.father {
display: flex;
}
.left {
width: 300px;
height: 100px;
background-color: red;
}
.center {
flex:1;
height: 100px;
background-color: black;
}
.right {
width: 300px;
height: 100px;
background-color: blue;
}
</style>
</head>
<body>
<div class="father">
<div class="left"></div>
<div class="center"></div>
<div class="right"></div>
</div>
</body>
</html>flex related knowledge points, generally used
1. Set display: flex
2. Container diagram:
Axis: horizontal main axis and vertical cross axis
3. Container properties
flex-direction: the direction of the main axis, row | row-reverse | column | column-reverse;
flex-wrap: line wrap, nowrap | wrap | wrap-reverse;
flex-flow: abbreviation for flex-direction and flex-wrap
justify-content: alignment on the main axis , flex-start | flex-end | center | space-between | space-around;
align-items: How to align on the cross axis, flex-start | flex-end | center | baseline | stretch;
Absolute positioning alignment
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Title</title>
<style type="text/css">
.one {
background-color: red;
position: absolute;
left: 0;
width: 300px;
height: 100px;
}
.two {
left: 300px;
right: 300px;
background-color: blue;
position: absolute;
height: 100px;
}
.three {
right: 0px;
width: 300px;
background-color: yellow;
position: absolute;
height: 100px;
}
</style>
</head>
<body>
<div class="father">
<div class="one">1</div>
<div class="two">1</div>
<div class="three">1</div>
</div>
</body>
</html>Recommended related articles:
How to center-align the navigation bar when designing a front-end web page? (Code actual test)
#What are the CSS layouts? Common css layout methods (with code)
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