body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
}

.header {
    text-align: center;
    background-color: #4CAF50;
    color: white;
    padding: 20px 0;
}

.top-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

/* Navigation links styling */
.nav-buttons {
    display: flex;
    gap: 20px;
}

.nav-link {
    text-decoration: none;
    color: white;
    background-color: #4CAF50;
    padding: 10px 20px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

.nav-link:hover {
    background-color: #45a049;
}


.content {
    max-width: 600px;
    margin: auto;
    background-color: white;
    padding: 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
}

.question {
    margin-bottom: 25px;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    background-color: #f9f9f9;
}

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

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

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