#bukvus {
	position: fixed;
	//display: none;
	bottom: 0;
	/* opacity: 0.5; */
	background: #333;
	width: 100%;
	padding: 17px 0;
	text-align: center;
	color: #fff;
	z-index: 9999999;
	cursor: pointer;
	width: 100%;
	font-size:21px;
}