@vaadin/vaadin-lumo-styles/src/mixins/resizable-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_mixins_resizable-overlay {
  [part='overlay'] {
    position: relative;
    overflow: visible;
    max-height: 100%;
    display: flex;
  }

  [part='content'] {
    box-sizing: border-box;
    height: 100%;
  }

  .resizer-container {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
    border-radius: inherit; /* prevent child elements being drawn outside part=overlay */
  }

  [part='overlay'][style] .resizer-container {
    min-height: 100%;
    width: 100%;
  }

  :host(:not([resizable])) .resizer {
    display: none;
  }

  :host([resizable]) [part='title'] {
    cursor: move;
    -webkit-user-select: none;
    user-select: none;
  }

  .resizer {
    position: absolute;
    height: 16px;
    width: 16px;
  }

  .resizer.edge {
    height: 8px;
    width: 8px;
    inset: -4px;
  }

  .resizer.edge.n {
    width: auto;
    bottom: auto;
    cursor: ns-resize;
  }

  .resizer.ne {
    top: -4px;
    right: -4px;
    cursor: nesw-resize;
  }

  .resizer.edge.e {
    height: auto;
    left: auto;
    cursor: ew-resize;
  }

  .resizer.se {
    bottom: -4px;
    right: -4px;
    cursor: nwse-resize;
  }

  .resizer.edge.s {
    width: auto;
    top: auto;
    cursor: ns-resize;
  }

  .resizer.sw {
    bottom: -4px;
    left: -4px;
    cursor: nesw-resize;
  }

  .resizer.edge.w {
    height: auto;
    right: auto;
    cursor: ew-resize;
  }

  .resizer.nw {
    top: -4px;
    left: -4px;
    cursor: nwse-resize;
  }
}