code: function sizeIt(gridSize, sizeEle, sizeScreen = 'xs') {
    // determine outer size
    let outerSize = _getOuterSize(gridSize, sizeScreen);
    // subtract outer from this size
    let size = sizeEle * grid/outerSize;
  
    if (size > grid) size = grid;
    else if (size < 1) size = 1;
    return Math.round(size);
  }
docs: functions for correcting responsive sizes in bootstrap subgrids determine size wanted based on size in