.black_btn a {
	display: block;
	padding: 10px 20px;
	color: #fff;
	border-radius: 3px;
	text-align: center;
	text-decoration: none;
	background: #000;
}
.black_btn a:hover {
	background: #e5e3e4;
	color: #000;
}
.grey_btn a, .comment-reply-link {
	display: block;
	padding: 10px 30px;
	color: #222;
	border-radius: 3px;
	text-align: center;
	text-decoration: none;
	background: #e5e3e4;
}
.grey_btn a:hover, .comment-reply-link:hover {
	background: #000;
	color: #fff;
	text-decoration:none;
}