body {
    font-family: Arial, sans-serif;
    max-width: 1000px;
    margin: 0 auto;
    border: 1px solid #333;
    padding: 20px;
}
header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: #e9e9f7;
    padding: 20px;
}
header img {
    width: 220px;
}
main {
    padding: 20px 0;
}
footer {
    margin-top: 40px;
    background: #ddd;
    text-align: center;
    padding: 30px;
}