logos-storage-marketplace-ui-components/src/components/Backdrop/backdrop.css

.backdrop {
  opacity: 0;
  transition: opacity 0.25s;
  height: 100%;
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  background: var(--codex-background-backdrop);
  backdrop-filter: blur(2px);
  display: block;
  z-index: -1;
}

.backdrop[aria-expanded] {
  z-index: 10;
  opacity: 1;
}

.document-noOverflow {
  overflow: hidden;
}