#stadiumFloatModal {
  display: none;
  position: fixed;
  top: 100px;
  left: 100px;
  width: 1035px;
  height: 786px;
  z-index: 9999;
  background: white;
  border: 1px solid #ccc;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.25);
  cursor: move;
  overflow: hidden;
}

#stadiumFloatModal > div {
  position: relative;
  width: 100%;
  height: 100%;
}

#stadiumFloatImg {
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}

@keyframes flash {
  0%, 100% { background-color: rgba(255, 0, 0, 0.3); }
  50%      { background-color: rgba(255, 0, 0, 0.8); }
}

#areaHighlight {
  position: absolute;
  background-color: rgba(255, 0, 0, 0.3);
  border: 2px solid red;
  border-radius: 4px;
  pointer-events: none;
  display: none;
  z-index: 99999;
  animation: flash 1s infinite;
}

#closeStadiumModal {
  position: absolute;
  top: 8px;
  right: 12px;
  z-index: 10000;
  background: #f44336;
  color: white;
  border: none;
  font-size: 20px;
  padding: 2px 10px;
  cursor: pointer;
  border-radius: 3px;
}

#closeStadiumModal:hover {
  background: #d32f2f;
}