<div>
s have a block display model.
<span>
s have an inline display model.
Is there any element without any presentation purpose, whose unique goal would be to group other elements ?
HTML elements with no content are called empty elements.
You can use "initial" or "unset" but you have to manually apply them for each property, and what is even worse, they will not return properties to the element's default display values as set by each browser's default UA style sheet, but "initial" will essentially erase the element's property values and create a ...
html is the containing element for the whole document, it contains the <body> which is what is rendered by the browser and <head> which contains meta information on the page/document you are viewing. It has actually no use to be able to style the html element since it isn't rendered by the browser.
7.1 Introduction to the structure of an HTML document An HTML 4 document is composed of three parts: a line containing HTML version information, a declarative header section (delimited by the HEAD element), a body, which contains the document's actual content.
No. Every element must have a value for the display
property. CSS doesn't allow for the possibility of a null value.
<div>
and <span>
are the generic grouping elements, and there are numerous non-generic grouping elements. You just have to select the right one for the context (which depends on the markup and semantics involved, not the default value of display
).
Well - at least with CSS3 you can control it better, e.g. in your div
style="all:unset;"
This can be used to the same effect as a reset style sheet.
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