#head-video{
    position: absolute;
    right: 0;
    bottom: 0;
    min-width: 100%; 
    min-height: 100%;   
}

h1{
    position: relative;
    z-index: 10;
    margin-left: auto;
    margin-right: auto;
    width: 400px;
    text-align: center;
    font-family: 'Muli', sans-serif;
    font-size: 4em;
    margin-top: 40vh;
    color: white
}