:root {
  color-scheme: dark light;
}

html {
  box-sizing: border-box;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

body {  
  font-family: system-ui, sans-serif;
  max-width: clamp(320px, 90%, 1000px);  
  margin: auto;
}

figure {
  margin-inline: 0;
}

img,
video {
  height: auto;
  max-width: 100%;
  margin-block-start: 1lh;
}