import GlimmerComponent from '@glimmer/component'; interface EuiOverlayMaskArgs {} export default class EuiOverlayMaskComponent extends GlimmerComponent { destinationElement = document.body; constructor(owner: unknown, args: EuiOverlayMaskArgs) { super(owner, args); let body = document.body; body.classList.add('euiBody-hasOverlayMask'); } willDestroy() { let body = document.body; body.classList.remove('euiBody-hasOverlayMask'); } }