img.transparent-fix {
  background-color: white;
}
.login-container {
  max-width: 400px;
  margin: 100px auto;
}
.register-container {
  max-width: 450px;
  margin: 100px auto;
}
.tile {
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    text-align: center;
  }
  .tile i {
    font-size: 40px;
    color: #ff6347;
  }
  .tile h3 {
    margin-top: 10px;
  }

  .tile {
    padding: 20px;
    text-align: center;
    border-radius: 10px;
    background: #f8f9fa; /* Light gray */
    transition: 0.3s ease-in-out;
    cursor: pointer;
    border: 2px solid transparent; /* Default border */
  }
  
  .tile:hover {
    background: #e9ecef; /* Slightly darker on hover */
  }
  
  .tile.selected {
    background: #f1f3f5; /* Very light gray */
    border: 2px solid #007bff; /* Thin blue border */
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.2); /* Soft glow */
  }
  
  .tile.selected i {
    color: #007bff !important; /* Make the icon blue */
  }

  .tile.disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
  }

  .noselect {
    user-select: none;
    -webkit-user-select: none;  /* Safari */
    -ms-user-select: none;      /* IE 10+ */
    cursor: pointer;
    -webkit-touch-callout: none; /* Disable long press on iOS */
    touch-action: manipulation;  /* Prevents long-press on some Androids */
  }

  .bingoSelected {
    color :#900;;
    background-color: lightgreen;
    padding:2px;
    border:solid 2px green;
    height:100%;
    width:100%;
    vertical-align:middle;
    display:flex;
    align-items:center;
    flex-wrap: nowrap;
    justify-content: center;
  }



  .bingo-outer {
    width: 170px;
    height: 170px;
    border-radius: 50%;
    background-color: #e74c3c;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.4s ease;
  }
  
  .bingo-middle {
    width: 108px;
    height: 108px;
    border-radius: 50%;
    background-color: white;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  .bingo-inner {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background-color: white;
    border: 4px solid #e74c3c;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.4s ease;
  }
  
  .bingo-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: black;
  }
  
  /* Pop animation */
  @keyframes pop {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
  }
  
  .pop {
    animation: pop 0.3s ease;
  }