body {
  background-image: linear-gradient(#777 0), linear-gradient(#fff 0), url('/img/alev-takil-nz-UtZz81fI-unsplash.jpg');
  background-blend-mode: darken, multiply, normal;
  background-size: max(130%, 50rem);
  background-position: 0 0, 0 0, 20% min(0px, calc(-23vw + 7rem));
  background-attachment: fixed;
  background-repeat: no-repeat;
}

header {
  background: linear-gradient(#0000 calc(100% - 6rem), #111a 100%);
}

main {
  background: linear-gradient(#0000 2rem, #222 2rem);
}
main > :last-child {
  flex-grow: 1;
}

.fullwidth-heading > * {
  filter: drop-shadow(0 0 0.7rem #000) drop-shadow(0 0 0.7rem #000);
}
.fullwidth-heading * {
  text-align: left;
}

ul:has(#custom-price:not(:checked)) + #custom-price-group {
  display: none;
}

li:not(:has(#price-voluntary-amount)):has(~ li #custom-price:checked) {
  opacity: 0.5;
  pointer-events: none;
}

.input-group:has(#venue-missing option[value=yes]:checked) + * {
  display: none;
}