body {
    margin: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
}

#loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: 3;
}

#video {
    height: 100%;
    width: 100%;
    object-fit: fill;
    opacity: 0.5;
}

#space {
    position: absolute;
    top: 10%;
    left: 10%;
    width: 80%;
    height: 80%;
    white-space: pre-line;
    display: none;
    line-height: 30pt;
}

.bg {
    background-color: white;
}

#video {
    display: none;
}

a {
    color: red;
    text-decoration: none;
}