linkding/bookmarks/styles/theme/modals.css

/* Modals */
:root {
  --modal-overlay-bg-color: rgba(243, 244, 246, 0.6);
  --modal-container-bg-color: var(--body-color);
  --modal-container-border-color: var(--gray-200);
  --modal-border-radius: var(--border-radius-lg);
  --modal-box-shadow: var(--box-shadow-lg);
}

.modal {
  align-items: center;
  bottom: 0;
  display: none;
  justify-content: center;
  left: 0;
  opacity: 0;
  overflow: hidden;
  padding: var(--layout-spacing);
  position: fixed;
  right: 0;
  top: 0;

  &:target,
  &.active {
    display: flex;
    opacity: 1;
    z-index: var(--zindex-4);

    & .modal-overlay {
      animation: fade-in 0.15s ease 1;
      background: var(--modal-overlay-bg-color);
      bottom: 0;
      cursor: default;
      display: block;
      left: 0;
      position: absolute;
      right: 0;
      top: 0;
    }

    & .modal-container {
      animation: fade-in 0.15s ease 1;
      z-index: var(--zindex-0);
    }
  }

  &.active.closing {
    & .modal-overlay,
    & .modal-container {
      animation: fade-out 0.15s ease 1;
    }
  }
}

.modal-container {
  background: var(--modal-container-bg-color);
  border: solid 1px var(--modal-container-border-color);
  border-radius: var(--modal-border-radius);
  box-shadow: var(--modal-box-shadow);
  display: flex;
  flex-direction: column;
  gap: var(--unit-4);
  max-height: 75vh;
  max-width: var(--control-width-md);
  padding: var(--unit-6);
  width: 100%;

  & .modal-header {
    display: flex;
    align-items: flex-start;
    gap: var(--unit-2);
    color: var(--text-color);

    & h2 {
      flex: 1 1 0;
      align-items: flex-start;
      font-size: 1rem;
      margin: 0;
    }

    & button.close {
      background: none;
      border: none;
      padding: 0;
      line-height: 0;
      cursor: pointer;
      opacity: 0.85;
      color: var(--secondary-text-color);

      &:hover {
        opacity: 1;
      }
    }
  }

  & .modal-body {
    overflow-y: auto;
    position: relative;
  }

  & .modal-footer {
    text-align: right;
  }
}