body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    width: 100%;
    max-width: 400px;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    text-align: center;
}

input, button {
    width: 95%;
    padding: 10px;
    margin: 10px 0;
    font-size: 16px;
}

.camera-container {
    position: relative;
}

.thumbnails {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 10px;
}

.thumbnail {
    position: relative;
    width: 60px;
    height: 60px;
    overflow: hidden;
    border-radius: 5px;
    border: 1px solid #ddd;
}

.thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumbnail .delete-btn {
    position: absolute;
    top: 2px;
    right: 2px;
    background-color: red;
    color: white;
    border: none;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 12px;
    cursor: pointer;
}

#qr-reader {
    margin-top: 10px;
    margin-bottom: 10px;
    width: 100%;
    max-width: 300px;
    height: auto;
}