body {
    font-family: Arial, sans-serif;
    padding: 0;
    background-color: #f4f4f4;
    margin: 0 0 100px;
}

header {
    background-color: #72a9e0;
    color: white;
    text-align: center;
    padding: 1em 0;
}

main {
    padding: 2em;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 2em 0;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: left;
}

th {
    background-color: #72a9e0;
    color: white;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}

footer {
    text-align: center;
    padding: 1em 0;
    background-color: #72a9e0;
    color: white;
    position: fixed;
    width: 100%;
    bottom: 0;
}