Template:SFV Button FAT/styles.css

.fatbtn {
  	border: none;
	color: #c1c1c1;
	text-align: center;
	text-decoration: none;
	display: inline-block;
	padding: 2px;
	border-radius: 4px;
        filter: grayscale(1);
}

.fatbtn:hover {
	background-color: #3598DB;
        color: white;
        filter: grayscale(0);
}
.fatbtn:hover:after {
        content: " Open in FAT";
}