body {
    background-color: #f0f0f0;
    font-family: Arial, sans-serif;
}

form {
    width: 50%;
    margin: 0 auto;
    padding: 20px;
    background-color: white;
    border-radius: 5px;
    box-shadow: 0px 0px 5px #ccc;
}

input[type="file"] {
    margin-bottom: 10px;
}

#upload-progress {
    width: 100%;
    margin-top: 10px;
}