body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
}

.container {
    text-align: center;
    margin-top: 50px;
}

.upload-link {
    display: inline-block;
    padding: 15px 30px;
    font-size: 18px;
    color: #fff;
    background-color: #5cb85c;
    border-radius: 5px;
    text-decoration: none;
    transition: background-color 0.3s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.upload-link:hover {
    background-color: #4cae4c;
}