About css responsive implementation code and effects
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1.CSS to implement responsive
CSS to implement responsive website layout requires media queries in CSS. Let’s briefly introduce it:
@media type and (condition 1) and (condition 2) {css style}
- ##
html code is as follows:
nbsp;html> <meta> <title>响应式</title> <link> <link> <link> <p> 头部 </p> <p> </p><p>左部</p> <p>中部</p> <p>右部</p> <p>底部</p>
body{
margin:0;
text-align:center;
}
.header{
height:100px;
background-color:red;
}
.container{
height:400px;
background-color:pink;
}
.clearfix:after{
display:block;
content:"";
visibility:hidden;
height:0;
clear:both;
}
.footer{
height:100px;
background-color:blue;
}
.left{
width:20%;
background-color:orange;
float:left;
height:300px;
}
.center{
width:55%;
background-color:gray;
float:left;
height:300px;
margin:0 2.5%;
}
.right{
width:20%;
background-color:yellow;
float:left;
height:300px;
}body{
margin:0;
text-align:center;
}
.header{
height:100px;
background-color:red;
}
.container{
height:400px;
background-color:pink;
}
.clearfix:after{
display:block;
content:"";
visibility:hidden;
height:0;
clear:both;
}
.footer{
height:100px;
background-color:blue;
}
.left{
width:30%;
background-color:orange;
float:left;
height:300px;
}
.center{
width:70%;
background-color:gray;
float:left;
height:300px;
}
.right{
width:100%;
background-color:yellow;
height:300px;
}body{
margin:0;
text-align:center;
}
.header{
height:100px;
background-color:red;
}
.container{
background-color:pink;
}
.clearfix:after{
display:block;
content:"";
visibility:hidden;
height:0;
clear:both;
}
.footer{
height:100px;
background-color:blue;
}
.left{
width:100%;
background-color:orange;
height:300px;
}
.center{
width:100%;
background-color:gray;
height:300px;
}
.right{
width:100%;
background-color:yellow;
height:300px;
}
What it looks like when the window is larger than 1024px
When it is greater than 640 and less than 980, the right column is at the bottom
CSS method to implement responsive layout
css code to implement responsive drop-down menu
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