html, body {
    height: 100%;
    margin: 0;
}

body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    flex-direction: column;
}

header {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

main {
    padding: 20px;
    max-width: 800px;
    margin: auto;
    flex: 1;
}

section {
    margin-bottom: 20px;
}

a {
    color: #007BFF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.donate-button {
    display: inline-block;
    padding: 10px 20px;
    background-color: #28a745;
    color: #fff;
    text-decoration: none;
    border-radius: 5px;
}

.donate-button:hover {
    background-color: #218838;
}

footer {
    text-align: center;
    padding: 10px 0;
    background-color: #333;
    color: #fff;
}