aspect-ratioThe aspect-ratio CSS property controls the width-to-height ratio of elements. For <img> and <video> elements, the width and height attributes used together with height: auto control the aspect ratio while the image/video is loading.cssCSSwidely2021-09-202024-03-20https://drafts.csswg.org/css-sizing-4/#aspect-ratiohttps://developer.mozilla.org/docs/Web/CSS/Reference/Properties/aspect-ratiocss.properties.aspect-ratiocss.properties.aspect-ratio.autohtml.elements.img.aspect_ratio_computed_from_attributeshtml.elements.video.aspect_ratio_computed_from_attributeshttps://nowyoucanuse.com/features--aspect-ratio.html