Aspect Ratio
Set the aspect ratio of an element.
Widely available
This feature is well established and works across many devices and browser versions.
Chrome
Edge
Firefox
Safari
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Usage
Auto
Allow the element to maintain its default aspect ratio.

<div class="ar-auto h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>1/1
Enforce a square aspect ratio.

<div class="ar-1/1 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>1/2
Enforce a vertical aspect ratio.

<div class="ar-1/2 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>16/9
Enforce a widescreen aspect ratio.

<div class="ar-16/9 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>2/1
Enforce a horizontal aspect ratio.

<div class="ar-2/1 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>2/3
Enforce a vertical aspect ratio.

<div class="ar-2/3 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>3/2
Enforce a horizontal aspect ratio.

<div class="ar-3/2 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>9/16
Enforce a vertical aspect ratio.

<div class="ar-9/16 h-32"> <img class="of-c w-full h-full" src="/img/frangipani.jpg" alt="Frangipani" /></div>Responsiveness
Use breakpoint prefixes to target different screen sizes. Styles apply from the breakpoint & up.
Target viewport sizes with breakpoint prefixes.
sm:ar-*Small≥640px
md:ar-*Medium≥768px
lg:ar-*Large≥1024px
xxl:ar-*Extra Large≥1536px
Hover State
Apply styles conditionally on hover using the h: prefix.
Add the h: prefix to apply styles only when the user hovers over the element.
Syntax:
h:ar-*