What is the layout of Sticky footer?

What is the layout of Sticky footer?

Most of the website pages we see will divide a page into a header block, a content block and a footer block. When the header block and content block have less content, Footers can be anchored to the bottom of the screen rather than following the flow of the document. When there is a lot of content on the page, the footer can automatically expand with the flow of the document and be displayed at the bottom of the page. This is the Sticky footer layout.

Illustration

• When the content is small, the normal document flow effect is as follows

In normal document flow, when the page content is small, the footer part is not fixed at the bottom of the window. In this case, the Stickyfooter layout must be used.

• The layout effect of Sticky footer is as shown below

This is in line with our expected effect, as you can see The application scenarios of sticky footer layout are still very wide.

Implementation method

Negative margin layout method

html code:

css code:

Note: The padding-bottom of the content element, the height of the footer element and the footer element margin-topThe value must be consistent.

This negative margin layout method is the most compatible layout scheme. All major browsers are perfectly compatible and suitable for various scenarios. However, the prerequisite for using this method is that Know the height of the footer element, and the structure is relatively complex.

flex layout method

html code:

css code:

This layout The method has a simple structure and a small amount of code, and is also a recommended layout method.

Summary

Sticky footer layout is a very common page layout form, and there are many ways to implement it. The above two methods are the most commonly used and can basically meet all application scenarios.

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