* {
    box-sizing: border-box;
    -webkit-user-select: none;
    user-select: none;
}
html, body {
    margin: 0;
    width: 100%;
    height: 100%;
    background: #00bbc4;
    overflow: hidden;
}
.game-title {
    display: none;
}
.container,
.game-screen {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
}
canvas {
    display: block;
    width: 100%;
    height: 100%;
    background: #00bbc4;
    image-rendering: pixelated;
}
.game-description {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 7%;
    margin: 0;
    color: #f4f7fb;
    font: 500 14px/1.4 system-ui, sans-serif;
    text-align: center;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.6);
    pointer-events: none;
}