By A Mystery Man Writer
CSS - Clearfix - Clearfix is a technique to ensure that a container properly encloses and contains floated elements within it. It prevents layout issues by adding an empty element to the container, which clears both left and right floats, allowing the container to expand and maintain its intended layout.
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CSS】今更clearfixについて解説してみる アライドアーキテクツのクリエイターブログ