$(".ics-calendar:contains('ics-calendar-error')").each(function(i , v){
    $(this).closest(".ics-calendar").css("background-color" , "green");
});
				
			

do 09 feb

20:00 – 23:30
Becreanten Dubbeltoernooi

za 11 feb

17:00 – 21:00
Dames 3

zo 12 feb

09:30 – 13:00
Table Stars

ma 13 feb

20:00 – 22:00
Bestuursvergadering

do 16 feb

20:00 – 23:00
Biergilde (Cursus)