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What does margin-top mean in html

青灯夜游
青灯夜游Original
2021-02-22 10:55:259914browse

In HTML, margin-top means "top margin", which is a css attribute used to set the upper margin of an element; its syntax format is "margin-top:auto|length|%;" , allowing negative values ​​to be set.

What does margin-top mean in html

The operating environment of this tutorial: Windows7 system, HTML5&&CSS3 version, Dell G3 computer.

What does margin-top mean in html

CSS margin-top property

The margin-top property sets the upper margin of the element.

Note: Negative values ​​are allowed.

Syntax:

margin-top:auto|length|%|inherit;

Attribute value:

  • auto: The top margin set by the browser.

  • length: Define a fixed top margin. The default value is 0.

  • %: Defines the top margin as a percentage based on the total width of the parent object.

  • inherit: Specifies that the top margin should be inherited from the parent element.

[Recommended tutorials: CSS video tutorial, "html video tutorial"]

Example:

<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"> 
<style>
p.ex1 {margin-top:2cm;}
</style>
</head>

<body>

<p>一个没有指定边距大小的段落。</p>
<p class="ex1">一个2厘米上边距的段落。</p>
<p>一个没有指定边距大小的段落。</p>

</body>
</html>

Rendering:

What does margin-top mean in html

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