st boxHeight = (fontSize + 5) * lines.length;
        page.drawRectangle({
          x: centerX - textWidth / 2 - 5,
          y: centerY - 15 - boxHeight + fontSize + 3,
          width: textWidth + 10,
          height: boxHeight,
          color: solarizedWhite,
          borderColor: solarizedGray,
          borderWidth: 3,
        });
        page.setFont(ubuntuFont);
        page.setFontColor(solarizedGray);
        page.drawText(lines.join('\n'), {
          x: centerX - textWidth / 2,
          y: c