body { 
    padding: 0; 
    margin: 0; 
    background: #F7F7F7; /* رنگ پس‌زمینه کل صفحه */
}
#unity-container { position: absolute }
#unity-container.unity-desktop { left: 50%; top: 50%; transform: translate(-50%, -50%) }
#unity-container.unity-mobile { position: fixed; width: 100%; height: 100% }
#unity-canvas { background: #FFFFFF }
.unity-mobile #unity-canvas { width: 100%; height: 100% }
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none }
#unity-progress-bar-empty { width: 300px; height: 100px; background: url('Slider-Empty.png') no-repeat center }
#unity-progress-bar-full {  width: 0%; height: 100px; background: url('Slider-Full.png') no-repeat center }

#unity-warning { position: absolute; left: 0%; top: 0%; transform: translate(0%); background: white; padding: 0px; display: none }