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

#playerSetup, #categorySelection, #questionContainer, #postQuestionOptions, #gameOver {
    margin: 20px auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 10px;
    width: 80%;
    max-width: 600px;
}

button {
    padding: 10px 20px;
    margin: 10px;
    cursor: pointer;
}

ul {
    list-style-type: none;
    padding: 0;
}

li {
    padding: 10px;
    border: 1px solid #ddd;
    margin: 5px;
    cursor: pointer;
}

li:hover {
    background-color: #f0f0f0;
}