fonts.conf

<?xml version="1.0"?>
<!DOCTYPE fontconfig SYSTEM "fonts.dtd">
<fontconfig>

<!-- Deprecated 'mono' alias accept and replace with 'monospace'. -->
<match target="pattern">
     <test qual="any" name="family"><string>mono</string></test>
     <edit name="family" mode="assign"><string>monospace</string></edit>
</match>

<!-- Sub-pixel ordering enable to improve glyph appearance on LCD screens. -->
<match target="pattern">
    <edit name="rgba" mode="append"><const>rgb</const></edit>
</match>

<!-- Times replace with Times New Roman. -->
<match target="pattern">
    <test qual="any" name="family">
      <string>Times</string>
    </test>
    <edit name="family" mode="assign" binding="same">
        <string>Times New Roman</string>
    </edit>
</match>

<!-- Helvetica replace with Open Sans -->
<match target="pattern">
    <test qual="any" name="family">
      <string>Helvetica</string>
    </test>
    <edit name="family" mode="assign" binding="same">
        <string>Open Sans</string>
    </edit>
</match>

<!-- Courier replace with DejaVu Sans Mono. -->
<match target="pattern">
    <test qual="any" name="family">
      <string>Courier</string>
    </test>
    <edit name="family" mode="assign" binding="same">
        <string>DejaVu Sans Mono</string>
    </edit>
</match>

<!-- Courier New replace with DejaVu Sans Mono. -->
<match target="pattern">
    <test qual="any" name="family">
      <string>Courier New</string>
    </test>
    <edit name="family" mode="assign" binding="same">
        <string>DejaVu Sans Mono</string>
    </edit>
</match>

<!-- Arial replace with DejaVu Sans Condensed. -->
<match target="pattern">
    <test qual="any" name="family">
      <string>Arial</string>
    </test>
    <edit name="family" mode="assign" binding="same">
        <string>Open Sans</string>
    </edit>
</match>

<!-- Georgia replace with Bitter. -->
<match target="pattern">
    <test qual="any" name="family">
      <string>Georgia</string>
    </test>
    <edit name="family" mode="assign" binding="same">
        <string>Bitter</string>
    </edit>
</match>

<!-- Common-typeface default fonts (First listed and available is used). -->
<alias>
    <family>serif</family>
    <prefer>
        <family>Bitter</family>
        <family>Rokkitt</family>
        <family>Roboto Slab</family>
        <family>Bitstream Vera Serif</family>
        <family>Tinos</family>
        <family>DejaVu Serif</family>
        <family>Rufina</family>
        <family>PT Serif</family>
        <family>Times New Roman</family>
        <family>URW Bookman L</family>
        <family>Georgia</family>
        <family>Liberation Serif</family>
    </prefer>
</alias>
<alias>
    <family>sans-serif</family>
    <prefer>
        <family>Open Sans</family>
        <family>Cantarell</family>
        <family>DejaVu Sans Condensed</family>
        <family>DejaVu Sans</family>
        <family>Bitstream Vera Sans</family>
        <family>Arial</family>
        <family>PT Sans</family>
        <family>Verdana</family>
        <family>Liberation Sans</family>
        <family>Source sans pro</family>
	  </prefer>
</alias>
<alias>
    <family>monospace</family>
    <prefer>
        <family>DejaVu Sans Mono</family>
        <family>Bitstream Vera Sans Mono</family>
        <family>PT Mono</family>
        <family>consolas</family>
</prefer>
</alias>

</fontconfig>