body{
	margin:0;
	padding:0;
	box-sizing:border-box;
}
#lewy{
	width:40%;
	height:600px;
	background-color:#FF8989;
	float:left;
}
#prawy{
	width:60%;
	height:600px;
	background-color:#7872D9;
	float:left;
}
footer{
	background-color:black;
	color:white;
	font-size:150%;
	text-align:right;
	clear:both;
}
table, td{
	margin:20px;
	padding:30px;
	border: 2px solid brown;
	border-collapse:collapse;
}
button{
	margin:10px;
	padding:10px;
	border: 2px blue;
	background-color:cyan;
	font-size:20px;
}
h1{
	text-align:center;
}