fonts_SF.conf

<?xml version='1.0'?>
<!DOCTYPE fontconfig SYSTEM 'fonts.dtd'>
<fontconfig>
  <alias>
    <family>"-apple-system"</family>
    <prefer>
      <family>SF Pro Text</family>
    </prefer>
  </alias>
  <alias>
    <family>sans-serif</family>
    <prefer>
      <family>SF Pro Text</family>
    </prefer>
  </alias>
    <alias>
    <family>sans</family>
    <prefer>
      <family>SF Pro Text</family>
    </prefer>
  </alias>
  <match>
    <test name="family"><string>-apple-system</string></test>
    <edit name="family" mode="assign" binding="strong">
      <string>SF Pro Text</string>
    </edit>
  </match>
   <!-- Aliases for commonly used MS fonts. -->
  <match>
    <test name="family"><string>Arial</string></test>
    <edit name="family" mode="assign" binding="strong">
      <string>SF Pro Text</string>
    </edit>
  </match>
  <match>
    <test name="family"><string>Helvetica</string></test>
    <edit name="family" mode="assign" binding="strong">
      <string>SF Pro Text</string>
    </edit>
  </match>
  <match>
    <test name="family"><string>Verdana</string></test>
    <edit name="family" mode="assign" binding="strong">
      <string>SF Pro Text</string>
    </edit>
  </match>
  <match>
    <test name="family"><string>Tahoma</string></test>
    <edit name="family" mode="assign" binding="strong">
      <string>SF Pro Text</string>
    </edit>
  </match>
</fontconfig>