window.addEventListener('load', function () {
  document.querySelectorAll('header#header')[0].remove();
  document.getElementById('content').style.paddingTop = '0px';
  document.getElementById('controls').style.paddingTop = '0px';
  document.getElementById('controls').style.top = '0px';
  document.getElementById('app-navigation').remove();
  document.getElementById('app-navigation-toggle').remove();
})