body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #d3d3d3;
}

header {
    background-color: #2b373d;
    color: white;
    padding: 20px;
    text-align: center;
}

main {
    padding: 20px;
}

h1, h2, h3 {
    margin: 0;
}

ul {
    list-style-type: none;
    padding: 0;
}

ul li {
    margin: 10px 0;
}

a {
    text-decoration: none;
    color: #f15b5b;
}

a:hover {
    text-decoration: underline;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #2b373d;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
}