matomesc

/**
 * Get the maximum height an element can be to fill the viewport.
 *
 * @param el
 * @returns
 */
function getMaxHeight(el: HTMLElement) {
  function pageY(elem: HTMLElement): number {
    return elem.offsetParent
      ? elem.offsetTop + pageY(elem.offsetParent as HTMLElement)

matomesc

const fontSize = window
  .getComputedStyle(element)
  .getPropertyValue('font-size');