success/packages/excalidraw/element/ElementCanvasButtons.scss

.excalidraw {
  .excalidraw-canvas-buttons {
    position: absolute;

    box-shadow: 0px 2px 4px 0 rgb(0 0 0 / 30%);
    z-index: var(--zIndex-canvasButtons);
    background: var(--island-bg-color);
    border-radius: var(--border-radius-lg);

    display: flex;
    flex-direction: column;
    gap: 0.375rem;
  }
}