How Can Tables Solve the Challenge of CSS Vertical Centering?-CSS Tutorial-php.cn

How Can Tables Solve the Challenge of CSS Vertical Centering?

Mary-Kate Olsen

Release： 2024-11-29 14:49:11

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How Can Tables Solve the Challenge of CSS Vertical Centering?

CSS Vertical Centering: When Tables Rule

Vertically centering a

within another

can be a challenge in CSS. Traditional methods like "top: 50%" and "vertical-align: middle" often prove ineffective.

The user encountering this issue confronts it with an inner

with no fixed height. While tables are often dismissed for layout, they excel at vertical centering and side-by-side content management.

Table-Based Vertical Centering

For example, the following HTML and CSS code demonstrates vertical centering using tables:

<table>

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#outer { height: 200px; border: 1px solid black; width: 600px; background-color: #DDD; }
#inner { width: 150px;  border: 1px solid red; background: yellow; margin: auto; line-height: 100%; }

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This solution is reliable and widely supported.

The Downsides of Pure CSS Vertical Centering

Pure CSS vertical centering often involves complex techniques like nested divs with relative and absolute positioning. These methods can be cumbersome and prone to bugs.

CSS Astronauts vs. Pragmatists

Some developers advocate for pure CSS layouts, even when tables provide a simpler and more effective solution. This pursuit of CSS perfection can lead to over-engineering and reduced efficiency.

Conclusion

While CSS is a powerful tool, it has limitations. For vertical centering complex layouts with varying heights, tables remain a viable option. Pragmatism should prevail over dogma, and developers should employ the most appropriate solution for their needs.

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