.dxgvHeader_macrosites.GridHeader table > tbody > tr > td
{
    width: auto !important;
}

.Grid .dxgvInlineEditCell_macrosites.GridEditCell.Editable.dxgv .dxeButtonEditSys.dxeButtonEditSysWithSpacing.dxeButtonEdit
{
    max-width: 150px;
}