.container {
    text-align: center;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 500px;
    align-items: center;
    justify-content: center;
}

h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #333;
}

input[type="file"] {
    margin-bottom: 20px;
    padding: 10px;
    font-size: 16px;
    border-radius: 5px;
    border: 1px solid #ddd;
    width: 100%;
    max-width: 300px;
    cursor: pointer;
}

/* Center the form and button */
#sub-box {
    display: flex;
    flex-direction: column; /* Stack children vertically */
    align-items: center;    /* Center horizontally */
    justify-content: center; /* Center vertically */
    height: 200px; /* Adjust height as needed */
    margin: 0 auto;
}

button {
    padding: 10px 20px;
    background-color: #007BFF; /* Button background color */
    color: white; /* Button text color */
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 21px;
    margin-top: 20px; /* Space from the upload field */
}

button:hover {
    background-color: #0056b3; /* Darker shade for hover effect */
}

#status {
    margin-top: 20px;
    font-size: 16px;
    color: #333;
}

.file-size {
    margin-top: 10px;
    font-size: 16px;
    color: #555;
}

.download-btn {
    display: block;
    padding: 10px 20px;
    background: linear-gradient(90deg, #4caf50, #2e7d32); /* Green color for download button */
    color: white; /* Text color */
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 24px;
    margin-top: 20px; /* Space between download button and content */
    text-align: center; /* Center the text in the button */
    text-decoration: none; /* Remove underline from the link */
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

/* Hover effect for the download button */
.download-btn:hover {
    background: linear-gradient(90deg, #66bb6a, #388e3c);
    box-shadow: 0 6px 10px rgba(0, 0, 0, 0.15);
    transform: translateY(-2px);
}

@media (max-width: 600px) {
    .container {
        width: 90%;
    }
}