This feature is no longer recommended. Though some browsers might still support it, it may have already been removed from the relevant web standards, may be in the process of being dropped, or may only be kept for compatibility purposes. Avoid using it, and update existing code if possible; see the compatibility table at the bottom of this page to guide your decision. Be aware that this feature may cease to work at any time.

The bbox attribute defines the maximal bounding box of a font.

Only one element is using this attribute: <font-face>

Usage notes

Value <string>
Default value None
Animatable No
A comma-separated list of exactly four numbers specifying, in order, the lower left x, lower left y, upper right x, and upper right y of the bounding box for the complete font.


Browser compatibilityUpdate compatibility data on GitHub

Chrome Edge Firefox Internet Explorer Opera Safari
bbox ? ? ? ? ? ?
Android webview Chrome for Android Firefox for Android Opera for Android Safari on iOS Samsung Internet
bbox ? ? ? ? ? ?

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