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css3 attributes that define the height of the box: 1. The height attribute can set the height of the element box; 2. The max-height attribute can set the maximum height of the element box; 3. The min-height attribute can set the element The minimum height of the box.
The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.
The layout of the box
Think of the element in HTML as a rectangular box (container containing content). Each container is composed of element content, It consists of padding, border and margin.
The attribute that defines the height of the box in css3:
height attribute
max -height property
min-height property
##height property
height attribute can set the height of the element box<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
p{
background-color: #FFC0CB;
}
p.ex
{
height:100px;
width:100px;
}
</style>
</head>
<body>
<p class="ex">这个段落的高和宽是 100px.</p>
<p>这是段落中的一些文本。这是段落中的一些文本。
这是段落中的一些文本。这是段落中的一些文本。
这是段落中的一些文本。这是段落中的一些文本.</p>
</body>
</html>
max-height attribute
max-height The attribute can set the maximum height of the element box<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
p {
max-height: 50px;
background-color: yellow;
}
</style>
</head>
<body>
<p>这一段的最大高度设置为50 px。这一段的最大高度设置为50 px。这一段的最大高度设置为50 px。这一段的最大高度设置为50 px。这一段的最大高度设置为50 px。这一段的最大高度设置为50
px。这一段的最大高度设置为50 px。这一段的最大高度设置为50 px。</p>
</body>
</html>
min-height attribute
min-height attribute The minimum height of the element box can be set<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
p {
min-height: 100px;
background-color: yellow;
}
</style>
</head>
<body>
<p>这段的最小高度设置为100 px。</p>
</body>
</html>
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