* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background: linear-gradient(135deg, #74ebd5, #acb6e5);
    color: #333;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 500px;
    width: 100%;
}

h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #007bff;
}

input[type="file"] {
    margin-bottom: 20px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    width: 100%;
    cursor: pointer;
}

textarea {
    width: 100%;
    height: 150px;
    margin-bottom: 20px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    resize: none;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    color: white;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

#downloadLink {
    display: block;
    margin-top: 20px;
    text-decoration: none;
    padding: 10px 20px;
    background-color: #28a745;
    color: white;
    border-radius: 5px;
    transition: background-color 0.3s;
}

#downloadLink:hover {
    background-color: #218838;
}