:root{--h1:clamp(2.5rem,5.469vw + .75rem,6.875rem)}.button--pulse:hover{animation:borderPulse 1600ms ease-out,colorShift 10000ms infinite ease-in,hoverShine 500ms;border-radius:var(3rem);color:var(--white);text-transform:uppercase;line-height:1;padding:12px 45px}