:root{--gap:12px;--muted:#666}
body{font-family:Arial,Helvetica,sans-serif;color:#222}
.qrcode, #previewQrcode{margin-top:8px}
#invoicePreview{background:#fff;padding:12px}
.invoice-items-table{width:100%;border-collapse:collapse}
.invoice-items-table th, .invoice-items-table td{border:1px solid #eee;padding:6px}
.final{font-weight:700;margin-top:8px}

/* tweak small elements to fit bootstrap */
table.table-sm td, table.table-sm th{vertical-align:middle}