About removing HTML whitespace folding

Whitespace folding is premised on the premise that the HTML standard document flow is positioned and floated out of the document stream and there will be no white space collapsed relative positioning is not out of standard document flow

The first method of removal is to remove all spaces directly within the HTML

The second method of removal is to add font-size:0 to the parent element to remove the empty collapsed element

The third method of removal is to set the element Margin-top:-4px:first-child margin-top:0

The third method of removal is to set the element Position:absolute absolute positioning out of standard document flow If you do not set the top left then the position of the above elements by default will be stripped of the folded space.

About removing HTML whitespace folding