visibility:hidden/visible 设置为隐藏/显示(始终占位)display:none/block 设置为隐藏(不占位)/显示(不占位)
$('#divMain').css("visibility", "hidden");
$('#divMain').css("visibility", "visible");
转载于:https://www.cnblogs.com/lhlong/p/7198799.html