Aspect ratio
css
/* Old, hacky way */.parent {padding-top: 56.25%;}/* New, cool way */.parent {aspect-ratio: 16 / 9;/* or for square things */aspect-ratio: 1 / 1;}
/* Old, hacky way */.parent {padding-top: 56.25%;}/* New, cool way */.parent {aspect-ratio: 16 / 9;/* or for square things */aspect-ratio: 1 / 1;}