* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  width: 100vw;
  min-height: 100vh;
  background: #000;
  color: #fff;
  font-family: sans-serif;
}

.overlay {
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  position: fixed;
  inset: 0;
  backdrop-filter: blur(2rem);
  opacity: 1;
  transition: opacity 0.2s;
} .overlay-window {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 50vw;
  max-width: 32rem;
  background: #222;
  color: #fff;
  padding: 1rem;
  border-radius: 1rem;
} .overlay-title {
  font-size: 1.5rem;
  text-align: center;
} .overlay-buttons {
  display: flex;
  gap: 1rem;
} .overlay-button {
  flex-grow: 1;
  text-align: center;
  padding: 0.5rem;
  border-radius: 0.5rem;
  cursor: pointer;
  user-select: none;
}
.under-18 { background: #333; }
.over-18 { background: hsl(340deg, 50%, 50%); }

.title, main {
  width: 100vw;
  max-width: 64rem;
  padding: 1rem;
  margin-inline: auto;
}

header {
  position: sticky;
  top: 0;
  background: #181818;
  font-size: 2rem;
  color: hsl(340deg, 50%, 50%);
}

main {
  display: grid;
  gap: 1rem;
} .subtitle {
  font-size: 1.5rem;
} p {
  margin: 0;
} .nav-row {
  display: flex;
  flex-wrap: wrap;
  width: 100%;
  gap: 1rem;
} .nav-button {
  background: #181818;
  padding: 1rem;
  border-radius: 1rem;
  color: #fff !important;
  text-decoration: none;
} .nav-button.here {
  background: hsl(340deg, 50%, 50%);;
} .nav-button:hover {
  background: #282828;
}

a:link { color: hsl(340deg, 50%, 50%); }
a:visited { color: hsl(340deg, 25%, 50%); }
a:hover { color: hsl(340deg, 50%, 100%); }
a:active, a:active { color: hsl(340deg, 50%, 100%); }