fonts.conf

<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig>
  <match target="pattern">
    <edit mode="assign" name="dpi">
      <double>96</double>
    </edit>
  </match>
  <match target="font">
    <edit mode="assign" name="autohint">
      <bool>false</bool>
    </edit>
    <edit mode="assign" name="hinting">
      <bool>true</bool>
    </edit>
    <edit mode="assign" name="lcdfilter">
      <const>lcddefault</const>
    </edit>
    <edit mode="assign" name="hitstyle">
      <const>hintslight</const>
    </edit>
    <edit mode="assign" name="antialias">
      <bool>true</bool>
    </edit>
    <edit mode="assign" name="rgba">
      <const>rgb</const>
    </edit>
  </match>

  <alias>
    <family>serif</family>
    <prefer>
      <family>PT Serif</family>
    </prefer>
  </alias>

  <alias>
    <family>sans-serif</family>
    <prefer>
      <family>PT Sans</family>
    </prefer>
  </alias>

  <alias>
    <family>monospace</family>
    <prefer>
      <family>M+ 2m</family>
    </prefer>
  </alias>

  <match>
    <test name="family">
      <string>Courier New</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>M+ 2m</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Arial</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Sans</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Helvetica</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Sans</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Segoe UI</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Sans</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Times</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Serif</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Times New Roman</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Serif</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Comic Sans MS</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Serif</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Verdana</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Sans</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Tahoma</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>PT Sans</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Courier</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>M+ 2m</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>Consolas</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>M+ 2m</string>
    </edit>
  </match>

  <match>
    <test name="family">
      <string>SFMono-Regular</string>
    </test>
    <edit mode="assign" binding="strong" name="family">
      <string>M+ 2m</string>
    </edit>
  </match>
</fontconfig>