.levels {
    width: 250px;
}

/* container that shows all numbers */
.unit {
    width: 50px;
    text-align: center;
}

/* numbers that have been picked and are wrong */
.history {
    color: gray;
    font-weight: lighter;
}

/* numbers that have not been picked and are eligible */
.active {
    color: #000;
    font-weight : bold;
}

/* number that was selected (after finding it) */
.bingo {
    color: red;
    font-weight : bolder;
    background-color: yellow;
}

/* label with hints of higher/lower */
.hint {
    text-align: center;
}

/* card container in center screen */
.card {
    width: 500px; /* Adjust width as needed */
    height: 400px; /* Adjust height as needed */
    border: 1px solid #ccc;
    border-radius: 10px; /* Optional: Rounded corners */
    overflow: hidden; /* Prevent content from overflowing */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  
  /* body layout inside card */
  .card-body {
    position: relative;
    padding: 0px; /* Adjust padding as needed */
  }
  
  /* absolute centering */
  .card-window {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 1px solid #000;
    border-radius: 10px; /* Optional: Rounded corners */
    overflow: hidden;
    background-color: #f0f0f0; /* Optional: Background color */
    justify-content: center;
    align-items: center;
    text-align: center;
  }

  .love {
    text-align: center;
    font-style: italic;
    background-color: #fffbbf;
    color: crimson;
    font-weight : bolder;
  }