body {
    background-color: #f8f9fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.footer {
    margin-top: auto;
}

.card {
    border-radius: 10px;
    border: none;
}

.option-btn {
    transition: all 0.2s;
}

.option-btn:hover {
    transform: translateX(5px);
}

#total-timer, #question-timer {
    font-weight: bold;
}