/* General Styles */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    background: #fff;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 600px;
    width: 100%;
    text-align: center;
}

h1 {
    margin-bottom: 0.5rem;
    color: #333;
}

p {
    color: #666;
    margin-bottom: 1.5rem;
}

/* Upload Section */
.upload-section {
    margin-bottom: 1.5rem;
}

#file-input {
    display: none;
}

.upload-btn {
    background: #007bff;
    color: #fff;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: background 0.3s ease;
}

.upload-btn:hover {
    background: #0056b3;
}

/* Image Preview Section */
.image-preview {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.image-preview img {
    width: 20%;
    height: auto;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Actions Section */
.actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

button {
    background: #28a745;
    color: #fff;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background 0.3s ease;
}

button:disabled {
    background: #ccc;
    cursor: not-allowed;
}

button:hover:not(:disabled) {
    background: #218838;
}