body {
    font-family: Georgia, serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
    color: #333;
}
header {
    background-color: #222;
    color: white;
    padding: 20px;
    text-align: center;
}
main {
    display: flex;
    padding: 20px;
}
.articles {
    flex: 3;
    margin-right: 20px;
}
.sidebar {
    flex: 1;
    background-color: #eaeaea;
    padding: 10px;
}
footer {
    background-color: #222;
    color: white;
    text-align: center;
    padding: 10px;
}