.a1
{
background: url(/zdarma/images/wizard_1a.jpg) top left no-repeat;	
}

.a2
{
background: url(/zdarma/images/wizard_2a.jpg) top left no-repeat;	
}

.a3
{
background: url(/zdarma/images/wizard_3a.jpg) top left no-repeat;	
}

.a4
{
background: url(/zdarma/images/wizard_4a.jpg) top left no-repeat;	
}