Html Css Responsive Yardım

.cards
{
width: 0px;
height: 0px;

margin: 0px;
position: relative;
}

.kutuBir
{
width: 180px;
height: 180px;
position: absolute;
left: 110px;
top: 390px;
z-index: 2;
}

.kutuIki {
width: 180px;
height: 180px;
position: absolute;
left: 110px;
top: 435px;
z-index: 2;
}
.kutuuc {
width: 180px;
height: 180px;
position: absolute;
left: 106px;
top: 486px;
z-index: 4;
}
.kutudort {
width: 180px;
height: 180px;
position: absolute;
left: 110px;
top: 528px;
z-index: 5;
}