#main {
    display: flex;
    justify-content: center;
    align-items: center;
	height: 100vh;
	background-image: url("../images/tos_desktop.png");
	background-size: contain;
	background-position: center;
	background-repeat: no-repeat;
	/* background-color: rgba(238,238,238, 1.0); */
    background-color: rgba(0, 0, 0, 1.0);
    margin: 0;
	overflow: hidden;
}

.scene {
    width: 400px;
    height:400px;
	perspective: 400px;
}

.cube {
    width: 100%;
    height: 100%;
    position: relative;
    transform-style: preserve-3d;
}

.face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(0, 150, 255, 0.1);
    border: 2px solid #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    color: white;
    font-family: Arial, sans-serif;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    transition: background-color 0.3s;
}

.face:hover {
	background-color: rgba(255, 255, 255, 1.0);
	opacity: 1;
}

.front  { transform: translateZ(100px); background-image: url("../images/acorn_200.png"); opacity: 0.5; }
.back   { transform: rotateY(180deg) translateZ(100px); background-image: url("../images/atari_200.png"); opacity: 0.5; }
.right  { transform: rotateY(90deg) translateZ(100px); background-image: url("../images/spectrum_200_black.png"); opacity: 0.5; }
.left   { transform: rotateY(-90deg) translateZ(100px); background-image: url("../images/commodore_200.png"); opacity: 0.5; }
.top    { transform: rotateX(90deg) translateZ(100px); background-image: url("../images/contact_200.png"); opacity: 0.5; }
.bottom { transform: rotateX(-90deg) translateZ(100px); background-image: url("../images/blog_200.png"); opacity: 0.5; }