Utility classes to constrain elements to common aspect ratios. Content scales to fill while maintaining proportion.
Add sui-aspect sui-aspect-video for widescreen 16:9 ratio.
<div class="sui-aspect sui-aspect-video" style="max-width:400px;"> <img src="..." alt="..." /> </div>
Add sui-aspect-square for a 1:1 ratio. Great for avatars and thumbnails.
<div class="sui-aspect sui-aspect-square" style="max-width:200px;"> <img src="..." alt="..." /> </div>
Add sui-aspect-portrait for a 9:16 vertical ratio. Good for phone mockups and stories.
<div class="sui-aspect sui-aspect-portrait" style="max-width:160px;"> <img src="..." alt="..." /> </div>
Add sui-aspect-4-3 for the classic 4:3 ratio.
<div class="sui-aspect sui-aspect-4-3" style="max-width:320px;"> <img src="..." alt="..." /> </div>
Add sui-aspect-3-2 for a photo-friendly 3:2 ratio.
<div class="sui-aspect sui-aspect-3-2" style="max-width:360px;"> <img src="..." alt="..." /> </div>
Add sui-aspect-21-9 for a cinematic ultrawide ratio.
<div class="sui-aspect sui-aspect-21-9" style="max-width:500px;"> <img src="..." alt="..." /> </div>
Children are stretched to fill the container. Use object-fit: cover on images or flex alignment on content.
<!-- Video placeholder -->
<div class="sui-aspect sui-aspect-video" style="max-width:280px;">
<div style="display:flex;align-items:center;justify-content:center;">
Video Player
</div>
</div>
<!-- Square avatar -->
<div class="sui-aspect sui-aspect-square" style="max-width:160px;">
<img src="..." alt="..." style="object-fit:cover;" />
</div>
<!-- Photo card -->
<div class="sui-aspect sui-aspect-4-3" style="max-width:220px;">
<div>...</div>
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