CSS. Target Firefox only

<p>The background color will be green when you load this pen in Firefox and for rest of the browsers, it will be red.</p>.

2023年11月15日 — The :only-of-type CSS pseudo-class represents an element that has no siblings of the same type.

2018年5月16日 — As mentioned above, this is not a reliable method anymore, just tested the Codepen link ( Firefox 66.0.2 (64-bit) ) - and it displays nope, so ...

CSS. Target Firefox only ... Unlike the method of styling elements for Opera browser, it is essentially a hack - since the rule originally is intended for a ...

2023年12月18日 — Firefox supports a number of Mozilla extensions to CSS, including properties, values, pseudo-elements and pseudo-classes, at-rules, ...

2022年11月17日 — The @-moz-document rule is a CSS rule that allows you to apply some CSS rules only for Firefox. It is a non-standard CSS rule and is only ...

2009年10月30日 — It targets only Firefox browsers, so you can make CSS exceptions. You would use it for hacks, to make your site more functional.

2009年6月4日 — How to Apply CSS to Only Firefox. This solution below offers you decent Firefox-only CSS support in a wider range of Firefox browser versions...