html, body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: #1a1a2e;
}

.canvas-container {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.canvas-container canvas {
    width: 100% !important;
    height: 100% !important;
    display: block;
}