h1{
	text-align:center;
	color:blue;	
}
.naziv li{
	display:inline;
}
.naziv li a{
	background-color:red;
	color:black;
}

#triBloka{
	margin:20px;
}
.zivotinjke{
	width:33.33%;
	float:left;
	
}
.zivotinjke img{
	width:200px;
	height:200px;
}
body{
	background-image: url(slike/pozadina.jpg);
	background-size: cover;
	background-repeat: no-repeat;
}