#naglowek{
	text-align:center;
}
/* druga opcja
header h2 {
	text-align:center;
}
*/

header, nav, main, footer {
	margin:0;
	padding:1%;
}

header{
	background-color:#bcd2e8;
}
nav{
	background-color:#ffcc99;
	float:left;
	width:18%;
}
main{
	background-color:#e5f6df;
	float:left;
	width:78%;
}
footer{
	background-color:#fbd2d7;
	clear:both;
}