.hero{
	margin: 0;
	padding: 0;
}

.hero{
	height: 700px;
	background: url('images/sky.jpg');
	background-size: cover;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
}

.hero-head{
	font-size: 90px;
	color: #3FE0D0;
}

.hero-subhead{
	font-size: 40px;
	color: #3FE0D0;
}

.content{
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;

}

.know-more{
	padding: 20px;
	border-radius: 30px;
	border: none;
}