@vaadin/vaadin-lumo-styles/src/components/dialog-overlay.css

Lumo is a design system foundation for modern web applications, used by Vaadin components

/**
 * @license
 * Copyright (c) 2017 - 2026 Vaadin Ltd.
 * This program is available under Apache License Version 2.0, available at https://vaadin.com/license/
 */
@media lumo_components_dialog-overlay {
  [part='header'],
  [part='header-content'],
  [part='footer'] {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    flex: none;
    pointer-events: none;
    z-index: 1;
    gap: var(--lumo-space-xs) var(--lumo-space-s);
    line-height: var(--lumo-line-height-s);
  }

  [part='header'] {
    flex-wrap: nowrap;
    padding: var(--lumo-space-m);
    background-color: var(--lumo-base-color);
    border-radius: var(--lumo-border-radius-l) var(--lumo-border-radius-l) 0 0; /* Needed for Safari */
  }

  [part='footer'] {
    padding: var(--lumo-space-s) var(--lumo-space-m);
    background-color: var(--lumo-contrast-5pct);
    border-radius: 0 0 var(--lumo-border-radius-l) var(--lumo-border-radius-l); /* Needed for Safari */
  }

  [part='title'] {
    font-size: var(--lumo-font-size-xl);
    font-weight: 600;
    color: var(--lumo-header-text-color);
    margin-inline-start: calc(var(--lumo-space-l) - var(--lumo-space-m));
  }

  ::slotted([slot='header-content']),
  ::slotted([slot='title']),
  ::slotted([slot='footer']) {
    display: contents;
    pointer-events: auto;
  }

  ::slotted([slot='title']) {
    font: inherit !important;
    overflow-wrap: anywhere;
  }

  [part='header-content'] {
    flex: 1;
  }

  :host([has-title]) [part='header-content'],
  [part='footer'] {
    justify-content: flex-end;
  }

  :host(:not([has-title]):not([has-header])) [part='header'],
  :host(:not([has-header])) [part='header-content'],
  :host(:not([has-title])) [part='title'],
  :host(:not([has-footer])) [part='footer'] {
    display: none !important;
  }

  :host(:is([has-title], [has-header], [has-footer])) [part='content'] {
    height: auto;
  }

  /*
  NOTE(platosha): Make some min-width to prevent collapsing of the content
  taking the parent width, e. g., <vaadin-grid> and such.
*/
  [part='content'] {
    min-width: 12em; /* matches the default <vaadin-text-field> width */
    padding: var(--lumo-space-l);
    flex: 1;
    min-height: 0;
    overflow: auto;
  }

  :host([overflow~='top']) [part='header'] {
    box-shadow: 0 1px 0 0 var(--lumo-contrast-10pct);
  }

  :host([has-bounds-set]:not([keep-in-viewport])) [part='overlay'] {
    max-width: none;
  }

  /* Optical centering */
  :host::before,
  :host::after {
    content: '';
    flex-basis: 0;
    flex-grow: 1;
  }

  :host::after {
    flex-grow: 1.1;
  }

  [part='overlay'] {
    border-radius: var(--lumo-border-radius-l);
    box-shadow:
      0 0 0 1px var(--lumo-shade-5pct),
      var(--lumo-box-shadow-xl);
    background-image: none;
    outline: none;
    -webkit-tap-highlight-color: transparent;
    width: max-content;
  }

  :host(:is([has-header], [has-title])) [part='header'] + [part='content'] {
    padding-top: 0;
  }

  /* No padding */
  :host([theme~='no-padding']) [part='content'] {
    padding: 0 !important;
  }

  /* Animations */

  :host([opening]),
  :host([closing]) {
    animation: 0.25s lumo-overlay-dummy-animation;
  }

  :host([opening]) [part='overlay'] {
    animation: 0.12s 0.05s vaadin-dialog-enter cubic-bezier(0.215, 0.61, 0.355, 1) both;
  }

  @keyframes vaadin-dialog-enter {
    0% {
      opacity: 0;
      transform: scale(0.95);
    }
  }

  :host([closing]) [part='overlay'] {
    animation: 0.1s 0.03s vaadin-dialog-exit cubic-bezier(0.55, 0.055, 0.675, 0.19) both;
  }

  :host([closing]) [part='backdrop'] {
    animation-delay: 0.05s;
  }

  @keyframes vaadin-dialog-exit {
    100% {
      opacity: 0;
      transform: scale(1.02);
    }
  }

  @media (forced-colors: active) {
    [part='overlay'] {
      outline: 3px solid !important;
    }
  }
}