#background-video {
    height: 100vh;
    width: 100vw;
    object-fit: cover;
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: -1;
 
}

body:after {
	display: block;
    content: '';
    background: rgba(0, 0, 0, .3);
    position: absolute;
    top: 0; right: 0; bottom: 0; left: 0;
	z-index: 0;
  }
	


.logo {
    width: 400px;
    height: 74px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: url("https://www.scard.fr/logo scard.svg"), linear-gradient(transparent, transparent);
    background-repeat: no-repeat;
    background-size: 100% auto;
	z-index: 1;
}

/   filter: drop-shadow(0 0 40px #000000) drop-shadow(0 0 40px #000000) drop-shadow(0 0 40px #000000);