CSS clearfix hack无法应用于内部带有h2的元素 [英]CSS clearfix hack does not get applied to element with h2 inside it
CSS:为什么 :hover 应用于整个网站,而不仅仅是应用于<div>它应用于元素? [英]CSS: why is :hover applied to the whole website and not only to the <div> element it is applied to?
保存后 CSS 样式不适用于网站(在 XAMPP localhost 上运行) [英]CSS style is not applied to website after saving (running on XAMPP localhost)