.two-column{display:grid;grid-template-columns:repeat(1,minmax(0,1fr));gap:clamp(.5rem,-.57rem + 2.68vw,2rem)}@media (min-width:64rem){.two-column{grid-template-columns:repeat(2,minmax(0,1fr))}}h1,h2,h3{scroll-margin-top:calc(var(--nav-height) + 2.5rem)}