How to set the height of an element to be adaptive in css

The css method of setting element height adaptive is to use element positioning and padding to make specific elements highly adaptive. The code is [position: relative;padding: 60px 0 0;].

The operating environment of this tutorial: windows7 system, css3 version, DELL G3 computer.

How to set the height of an element to be adaptive in css:

You can use element positioning and padding to make the height of a specific element adaptive.

css style:

html,body{
    height:100%;
    margin:0;
    padding:0;  
}
.wrap {
    height:100%;
    box-sizing: border-box ; 
    position: relative;
    padding: 60px 0 0;   
}
.header {
    height: 60px;
    position: absolute;
    top: 0;
    width: 100%;
}
.content {
    height:100%;
}

html:

<div class="wrap">
        <div class="header">
            我是头部信息
        </div>
        <div class="content">
            我要高度自适应
        </div>
    </div>

The effect is as follows:

##Related Tutorial recommendation: CSS video tutorial

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