body {
    font-family: Arial, sans-serif;
}

#bingo-container {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-template-rows: repeat(7, 1fr);
    gap: 5px;
    max-width: 700px;
    margin: 20px auto;
}

.bingo-cell {
    width: 100px;
    height: 100px;
    border: 1px solid #000;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    font-size: 14px;
    padding: 10px;
    cursor: pointer;
    word-wrap: break-word;
}

.bingo-cell.selected {
    background-color: lightgreen;
}

.bingo-cell input {
    width: 90%;
}

#note-dialog {
    display: none;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: white;
    padding: 20px;
    border: 2px solid black;
}

#note-dialog textarea {
    width: 100%;
    height: 100px;
}