body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background: #ffffffab;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    text-align: center;
}

h1 {
    margin-bottom: 20px;
}

#cameraInput {
    display: block;
    margin: 20px auto;
}

#preview {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-bottom: 20px;
}

#preview img {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border: 2px solid #ddd;
    border-radius: 8px;
}

button {
    background-color: #28a745;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    border-radius: 4px;
}

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

/* Popup de subida */
.upload-popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.upload-popup .popup-content {
    background: white;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    font-size: 18px;
    color: #333;
}