Xila of Dev biznet

.btn {
	text-decoration: none;
	display: inline-block;
	position: relative;
	padding: 6px;
	color: rgb(68,68,68);
	font-weight: 500;
    font-size: initial;
    text-transform: initial;
	z-index: 1;
}

.btn:before {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	height: 1px;
	background-color: rgb(245,160,7);
	width: 100%;
	z-index: -1;
}

.btn:hover:before {
	height: 100%;
}

.btn:hover {
	color: white;
}