boott1.css

body
{
	background-image: linear-gradient(rgba(0,0,0,0.5),rgba(0,0,0,0.5)),url(b1.jpg);
	height: 100vh;
	background-size: cover;
	background-position: center;
}

header h1 {
	display: inline;
    font-family: broadway;
	font-weight: 400;
	font-size: 50px;
	float: center;
	margin-top: 0px;
    margin-left: 250px; 
	color: white;
}
.form-group p{
	color: white;
	margin: 0;
	padding: 0;
	font-weight: bold;
	font-size: 50px;
	font-family: arial rounded MT bold;
	margin-left: 530px;
}

#output{
		margin-left: 490px;
		margin-top: 20px;
	}
.videoo a
	{
		border: none;
		outline: none;
		height: 65px;
		color: white;
		font-size:20px;
		margin-top: 0px;
		margin-left: 600px;
		font-family: arial rounded MT bold;
		font-weight: bold;
		font-size: 40px;
		text-decoration: none;
		
	}
.videoo a:hover {
	color: yellow; 
}