body { padding: 0; margin: 0 }
#unity-container { position: fixed; width: 100%; height: 100%; }
#unity-background { position: absolute; inset: 0; z-index: 0; background: #000 url('background.jpg') no-repeat center; background-size: auto 100% }
#unity-canvas { position: relative; z-index: 1; width: 100%; height: 100%; background: transparent }
#unity-loading-bar { --progress-bar-width: min(320px, calc(100vw - 32px)); position: absolute; z-index: 2; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none }
#unity-progress-bar-empty { width: var(--progress-bar-width); aspect-ratio: 141 / 18; overflow: hidden; background: url('progress-bar-empty-dark.png') no-repeat left center / var(--progress-bar-width) 100% }
#unity-progress-bar-full { width: 0%; height: 100%; background: url('progress-bar-full-dark.png') no-repeat left center / var(--progress-bar-width) 100% }
#unity-warning { position: absolute; z-index: 3; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }