How to add scroll bars beyond the range in css

Css method to implement scroll bars beyond the scope: We can use the overflow attribute to achieve this, the specific code is such as [div{overflow: scroll;}]. The overflow attribute specifies what happens when content overflows the element's box.

The operating environment of this article: windows10 system, css 3, thinkpad t480 computer.

Introduction to related attributes:

The overflow attribute specifies what happens when the content overflows the element box.

Description:

This attribute defines how content that overflows the content area of ​​the element will be handled. If the value is scroll, the user agent provides a scrolling mechanism whether required or not. Therefore, it is possible that scrollbars will appear even if everything fits inside the element box.

Attribute value:

• visible Default value. The content will not be trimmed and will be rendered outside the element box.

• hidden The content will be trimmed and the remaining content will be invisible.​

• scroll The content will be trimmed, but the browser will display scroll bars to view the remaining content.​

• #auto If content is trimmed, the browser displays scroll bars to view the remaining content.

• inherit Specifies that the value of the overflow attribute should be inherited from the parent element.

(Learning video sharing: css video tutorial)

Specific code:

如果元素中的内容超出了给定的宽度和高度属性，overflow 属性可以确定是否显示滚动条等行为。


这个属性定义溢出元素内容区的内容会如何处理。如果值为 scroll，不论是否需要，用户代理都会提供一种滚动机制。因此，有可能即使元素框中可以放下所有内容也会出现滚动条。默认值是 visible。

Running results:

Related recommendations: CSS tutorial

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