*,*:after,*:before{margin:0;padding:0}html{font-size:clamp(1rem,1rem + .5vw,22px);line-height:1rem;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif}h1{text-align:center}button,a,p{background:black;color:#fff;font-family:inherit;font-weight:700;font-size:15px;letter-spacing:2px;text-transform:uppercase;margin:2rem auto;display:block;box-shadow:none;border:none;padding:.5rem 1rem;text-align:center;cursor:pointer;width:fit-content;text-decoration:none;transition:opacity .3s}p{background-color:red}:where(button,a):hover{opacity:.85}.container{margin:5vmax auto;max-width:65rem}