body{
    background-image: url(https://img.freepik.com/free-vector/empty-underwater-blue-shine-abstract-background-light-bright-clean-ocean-sea_1284-42065.jpg);
    background-repeat: no-repeat, repeat;
    background-size: cover;
}

.Video{
    width: 490px; 
    height: 350px;
    margin-left: 700px;
    margin-top: 100px;
    border: 5px;
    border-color: black;
    border-style: solid;
}

h1, h2{
    text-align: center;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

a{
    color: black;
}
a:hover{
    color: aqua;
}