@layer base {
  html, body { margin: 0; padding: 0; }
  body { overscroll-behavior: none; }
  main > :first-child { margin-top: 0 !important; }
  main > :last-child { margin-bottom: 0 !important; }
}
::-webkit-scrollbar { display: none; }
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 5.5rem; }