body {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
    background-color: black;
}

#main {
    display: flex;
    align-items: center;
    justify-content: center;
    height: calc(100vh - 60px);
}

#container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.text-bg {
    display: inline-block;
    background-color: black;
}

h1, p {
    font-size: 4em;
    color: #ffffff;
}

p {
    font-size: 1.2em;
}

#gameCanvas {
    position: fixed;
    top: 0;
    left: 0;
    min-width: 100%;
    min-height: 100%;
    z-index: -1;
}