body { padding: 0; margin: 0 }
#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: #231F20 }
.unity-mobile #unity-canvas { width: 100%; height: 100% }
#unity-loading-bar { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); display: none }
#unity-logo { width: 154px; height: 130px; background: url('unity-logo-dark.png') no-repeat center }
#unity-progress-bar-empty { width: 141px; height: 18px; margin-top: 10px; margin-left: 6.5px; background: url('progress-bar-empty-dark.png') no-repeat center }
#unity-progress-bar-full { width: 0%; height: 18px; margin-top: 10px; background: url('progress-bar-full-dark.png') no-repeat center }
#unity-footer { position: relative }
.unity-mobile #unity-footer { display: none }
#unity-logo-title-footer { float:left; width: 102px; height: 38px; background: url('unity-logo-title-footer.png') no-repeat center }
#unity-build-title { float: right; margin-right: 10px; line-height: 38px; font-family: arial; font-size: 18px }
#unity-fullscreen-button { cursor:pointer; float: right; width: 38px; height: 38px; background: url('fullscreen-button.png') no-repeat center }
#unity-warning { position: absolute; left: 50%; top: 5%; transform: translate(-50%); background: white; padding: 10px; display: none }

/* Orientation warning overlay (full-screen centered message) */
#orientation-message {
  display: none;                 /* Hidden by default, shown via JS when needed */
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(0, 0, 0, 1); 
  color: white;
  text-align: center;
  align-items: center;
  justify-content: center;
  z-index: 9999;                 /* Sit on top of other elements (canvas, etc.) */
}
#orientation-message::before {
  content: "↺"; /* rotate symbol (optional) */
  display: block;
  font-size: 3em;
  margin-bottom: 0.2em;
}