table { 
	width: 800px;
	height: 200px;
}
table, th, td {
  border: 2px solid black;
  border-collapse: collapse;
}
body {
	background-color: #cccccc; 
		font-family: Arial, Helvetica, ans-serify; 
	color: #000000;
}
tr:nth-child(even) {
  background-color: #99cc99; 
}
  tr:nth-child(odd) {
  background-color: #99cc66; 
  } 	
.w {
	background-image: url("../images/cat4.jpg");
    background-size: cover; 
    background-position: center; 
    width: 150px; 
    height: 150px; 
}