When two margins collide, for example when one block level element has a bottom margin set, immediately followed by another block level element with a top ... ... <看更多>

You can still use position: sticky on the footer to do this. If you want to do this pure CSS than it's very difficult to use position: fixed ... ... <看更多>

It seems like CSS properties like margin-bottom: 50px; override their shorthand counterpart margin: 0; . I've only tried on Android with Angular ... ... <看更多>

In this image there is both a margin-bottom of 20px on the top div ... The concept of a text baseline does not really exist in HTML and CSS. ... <看更多>