body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: #f4f4f4;
}

.container {
    max-width: 400px;
    margin: 50px auto;
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}

h2 {
    margin-bottom: 10px;
}

input[type="file"], select {
    margin: 10px 0;
    padding: 8px;
    width: 90%;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    padding: 10px 15px;
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    margin-top: 10px;
}

button:hover {
    background-color: #0056b3;
}

#downloadLink {
    display: none;
    margin-top: 10px;
    font-size: 16px;
    background-color: green;
    color: white;
    padding: 10px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    cursor: pointer;
}

#downloadLink:hover {
    background-color: darkgreen;
}

#previewContainer {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 10px;
}

#previewContainer img {
    width: 70px;
    height: 70px;
    object-fit: cover;
    margin: 5px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

/* Loader Animation */
.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    display: inline-block;
    margin-top: 10px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}
