Web/CSS/-moz-float-edge

Non-standard This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.

The non-standard -moz-float-edge CSS property specifies whether the height and width properties of the element include the margin, border, or padding thickness.

/* Keyword values */
-moz-float-edge: border-box;
-moz-float-edge: content-box;
-moz-float-edge: margin-box;
-moz-float-edge: padding-box;

/* Global values */
-moz-float-edge: inherit;
-moz-float-edge: initial;
-moz-float-edge: unset;

Syntax

Values

border-box: The height and width properties include the content, padding and border but not the margin.
content-box: The height and width properties include the content, but not the padding, border or margin.
margin-box: The height and width properties include the content, padding, border and margin.
padding-box: The height and width properties include the content and padding but not the border or margin.

Formal definition

Initial value	`content-box`
Applies to	all elements
Inherited	no
Computed value	as specified
Animation type	discrete

Formal syntax

border-box | content-box | margin-box | padding-box

Examples

HTML

<div class="box"> 
  <p>Lorem ipsum dolor sit amet, consectetur adipiscing elit.</p>
</div>

CSS

.box {
  display: block;
  height: 5px;
  margin: 0.5em auto 0.5em auto;
  color: gray;
  -moz-float-edge: margin-box;
  box-sizing: border-box;
}

Result

Specifications

Not part of any standard.

Browser compatibility

Update compatibility data on GitHub

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`-moz-float-edge` Deprecated'Non-standard'	Chrome No support No	Edge No support No	Firefox Full support 1	IE No support No	Opera No support No	Safari No support No	WebView Android No support No	Chrome Android No support No	Firefox Android Full support 4	Opera Android No support No	Safari iOS No support No	Samsung Internet Android No support No

Legend

Full support: Full support
No support: No support
Non-standard. Expect poor cross-browser support.': Non-standard. Expect poor cross-browser support.
Deprecated. Not for use in new websites.': Deprecated. Not for use in new websites.