body{
	margin: 0;
	padding: 0;
	background -image: url(Background 9.png);
	background-size: cover;
	background-attachment: fixed;

}
.middle{
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	text-align: center;
}
.btn{
	background: none;
	border: 3px solid #fff;
	font-family: "montserrat",sans-serif;
	text-transform: uppercase;
	padding: 12px 20px;
	min-width: 200px;
	margin: 10px;
	cursor: pointer;
	transition: color 0.4s linear;
	position: relative;
}
.btn:hover{
	color: #fff;
}
.btn::before{
	content: "";
	position: absolute;
	left: 0;
	top: 0;
	width: 100%;
	height: 100%;
	background: #39DCC7;
	z-index: -1;
	transition: transform 0.5s;
	transition-origin: 0 0;
	transition-timing-function: cubic-bezier(0.5,1.6,0.4,0.7);
}
.btn1::before{
	transform: scaleX(0);
}
.btn2::before{
	transform: scaleY(0);
}
.btn3::before{
	transform: scaleX(0);
}
.btn1:hover::before{
	transform: scaleX(1);
}
.btn2:hover::before{
	transform: scaleY(1);
}
.btn3:hover::before{
	transform: scaleX(1);