.animal {
	width: 300px;
	height: 300px;
	margin: 0;
}

.blanco-negro {
	filter: grayscale(100%);
	-webkit-filter: grayscale(100%);
}

.invertir-colores{
	-webkit-filter: invert(.8);
	filter: invert(.8);
}

.sepia {
	-webkit-filter: sepia(1);
	filter: sepia(1);
}

#select{
	width: 200px;
	height: 40px;
	font-family: Arial;
	font-size: 15px;
	background-color: white;
	color: green;
}