body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

.flashcard-container {
    background-color: white;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    max-width: 300px;
    width: 100%;
    text-align: center;
}

#checkbox-list{
    max-height:500px;
    overflow:auto;
}

#question {
    margin-bottom: 20px;
    font-size:20pt;
}

#answer {
    width: 80%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size:20pt;
}

button {
    padding: 10px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

#confirm-decks-button {
    margin-top:10px;
}

#submit-answer:hover {
    background-color: #45a049;
}

#feedback {
    margin-top: 10px;
    font-weight: bold;
}