html, body {
    padding: 0;
    margin: 0;
    width: 100%;
    height: 100%;
    background: #000;
    overflow: hidden;
}

#unity-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#unity-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: #000;
}

#unity-loading-bar {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

#unity-progress-bar-full {
    width: 0%;
    height: 100%;
    background: #fff;
    border-radius: 2px;
    transition: width 0.2s ease;
}