What is the use of column-span in css3
In CSS3, the column-span attribute is used to specify how many columns an element should span when the elements are displayed in columns; the syntax format is "column-span:1|all;", when the value is "1 " specifies that the element should span one column, and "all" specifies that the element should span all columns.
The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.
The column-span attribute can specify how many columns an element should span. Syntax format:
column-span: 1|all;
| Description | |
|---|---|
| The element should span one column | |
| This element should span all columns |
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<style>
.div1,.div2
{
column-count:3;
-moz-column-count:3; /* Firefox */
-webkit-column-count:3; /* Safari and Chrome */
}
.div1 h2
{
column-span:2;
-webkit-column-span:2; /* Safari and Chrome */
}
.div2 h2
{
column-span:all;
-webkit-column-span:all; /* Safari and Chrome */
}
</style>
</head>
<body>
<div class="div1">
<h2 id="英国维斯米斯特教堂碑文">英国维斯米斯特教堂碑文</h2>
当我年轻的时候，我梦想改变这个世界；当我成熟以后，我发现我不能够改变这个世界，我将目光缩短了些，决定只改变我的国家；当我进入暮年以后，我发现我不能够改变我们的国家，我的最后愿望仅仅是改变一下我的家庭，但是，这也不可能。当我现在躺在床上，行将就木时，我突然意识到：如果一开始我仅仅去改变我自己，然后，我可能改变我的家庭；在家人的帮助和鼓励下，我可能为国家做一些事情；然后，谁知道呢?我甚至可能改变这个世界。
</div>
<div class="div2">
<h2 id="英国维斯米斯特教堂碑文">英国维斯米斯特教堂碑文</h2>
当我年轻的时候，我梦想改变这个世界；当我成熟以后，我发现我不能够改变这个世界，我将目光缩短了些，决定只改变我的国家；当我进入暮年以后，我发现我不能够改变我们的国家，我的最后愿望仅仅是改变一下我的家庭，但是，这也不可能。当我现在躺在床上，行将就木时，我突然意识到：如果一开始我仅仅去改变我自己，然后，我可能改变我的家庭；在家人的帮助和鼓励下，我可能为国家做一些事情；然后，谁知道呢?我甚至可能改变这个世界。
</div>
</body>
</html>
css video tutorial)
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