:root{--container-width: 90rem;--space-sm: .75rem;--space-md: 1.5rem;--space-lg: 3rem;--space-xl: 6rem}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}img{display:block;max-width:100%;height:auto}.u-container{width:min(calc(100% - 2rem),var(--container-width));margin-inline:auto}