* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    background-color: #f5f5f5;
    min-height: 100vh;
}

.header {
    background-color: #ffffff;
    text-align: center;
    padding: 2rem 1rem;
    margin-bottom: 2rem;
}

.header img {
    max-width: 100%;
    height: auto; /* Ensures the image maintains its aspect ratio */
    display: block;
    margin: 0 auto;
}

.header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.questionnaire {
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 2rem;
    margin-bottom: 2rem;
}

.questionnaire iframe {
    width: 100%;
    max-width: 100%;
    border: none;
    margin: 0 auto;
    display: block;
}

.footer {
    background-color: #34495e;
    color: white;
    text-align: center;
    padding: 1rem;
    position: relative;
    bottom: 0;
    width: 100%;
}

@media (max-width: 768px) {
    .header {
        padding: 1rem 0.5rem; /* Adjust padding for smaller screens */
    }

    .header h1 {
        font-size: 2rem; /* Smaller font size for headings */
    }

    .header p {
        font-size: 1rem; /* Adjust paragraph font size */
    }

    .questionnaire {
        padding: 1rem; /* Reduce padding for smaller screens */
    }
}