Jun 1, 2017 · Is there any difference between margin: 0; and margin: 0em; I didn't notice anything, but my teacher keeps telling me that it's not the same.

14 Zero of anything is zero. 0px = 0% = 0em = 0pt = 0 Most people leave the unit off because it is simply unnecessary clutter.

Mar 4, 2009 · I heard you should define sizes and distances in your stylesheet with em instead of in pixels. So the question is why should I use em instead of px when defining styles in CSS? Is there a …

I'm not setting it up as a Wiki yet in case there is an 'official' answer. Obviously, there is no difference between 0px and 0em or whatever, so one could simply specify 0 and the units are redundant (see …

Feb 5, 2010 · Yes. 1em and 100% mean the same thing (for font-size) — "The same font-size as the parent element" (which is not the same thing as the font size the user has selected unless you are …

Nov 9, 2010 · strong {font-size:1.0em;} Contrary to first impressions, the word bar will not be bigger than the word foo; the words will be the same size - the font size inside the strong tag is set to 1.0 em …

Oct 3, 2020 · It is recommended to use the unitless number for line-height (to prevent inheritance issues). The computed line-height will then be the product of the unitless value multiplied by the …

When 1em is applied to an element, it takes the default value of the browser (usually, 16px) or the font-size value of its parent, right?. But I noticed that if I use something like margin-top: 1em...

Jul 28, 2022 · What Object or Table in SFDC starts with and Id prefix of 0EM? I have uploaded an image into a Knowledge__kav object in Salesforce, which is basically the knowledge article page.

May 3, 2019 · Make sure there isn't any other CSS file or class that is overriding this. Also, make sure your browser is not caching some old version of your CSS. Or, a possible workaround could be to …