n = document.getElementById('gridMarginsSection');
  let gridMarginLeft = document.getElementById('gridMarginLeft');
  let gridMarginRight = document.getElementById('gridMarginRight');
  let gridMarginTop = document.getElementById('gridMarginTop');
  let gridMarginBottom = document.getElementById('gridMarginBottom');
  let autoSpacing = document.getElementById('autoSpacing');
  let gridVerticalSpacing = document.getElementById('gridVerticalSpacing');
  let gridHorizontalSpacing = document.getElementById('gr