body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #f0f4f8, #d9e9f7);
    color: #333;
}

#title {
    margin: 0;
    font-size: 2.5rem;
}

#subtitle {
    margin: 5px 0 0;
    font-size: 1.2rem;
}

.content {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.section-title {
    font-size: 1.8rem;
    margin-bottom: 15px;
    border-bottom: 2px solid #0078d7;
    padding-bottom: 5px;
    color: #0078d7;
}

.checkbox-group,
.radio-group {
    margin: 10px 0;
}

label {
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 10px;
}

.checkbox,
.radio {
    transform: scale(1.3);
    cursor: pointer;
}

.btn {
    display: inline-block;
    margin-top: 15px;
    padding: 10px 20px;
    font-size: 1rem;
    color: white;
    background-color: #0078d7;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #005a9e;
}