#idcard-app {
    max-width: 900px;
    margin: auto;
    font-family: Arial, sans-serif;
}

#idcard-app img {
    max-width: 100%;
    margin: 10px 0;
    border: 1px solid #ccc;
}

.buttons button {
    margin: 5px;
    padding: 8px 12px;
    cursor: pointer;
}

#a4Preview {
    width: 210mm;
    height: 297mm;
    border: 2px dashed #444;
    margin: 20px auto;
    background: #fff;
}

canvas {
    width: 100%;
    height: 100%;
}