phanpy/src/components/modal.css

#modal-container > div {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: 100%;
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: var(--backdrop-color);
  animation: appear 0.5s var(--timing-function) both;

  &.solid {
    background-color: var(--backdrop-solid-color);
  }

  .sheet {
    transition: transform 0.3s var(--timing-function);
    transform-origin: center bottom;
  }

  &:has(~ div) .sheet {
    transform: scale(0.975);
  }
}