body {
 font-family: sans-serif;
 margin: 0;
 padding: 0;
 background-color: #f4f4f4;
 color: #333;
}

header {
 background-color: #333;
 color: #fff;
 padding: 1em 0;
 text-align: center;
}

main {
 padding: 20px;
}

#contact-info {
 margin-bottom: 20px;
 background-color: #fff;
 padding: 20px;
 border-radius: 8px;
 box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#contact-info ul {
 list-style: none;
 padding: 0;
}

#contact-info li {
 margin-bottom: 10px;
}

footer {
 text-align: center;
 padding: 1em 0;
 background-color: #333;
 color: #fff;
}