mixin ThemeStyle
  if dir !== 'rtl'
    link(href=`assets/css/theme${ENV === 'PROD'? '.min': ''}.css`, rel='stylesheet')
    link(href=`assets/css/user${ENV === 'PROD'? '.min': ''}.css`, rel='stylesheet')
  else
    link(href=`assets/css/theme-rtl${ENV === 'PROD'? '.min': ''}.css`, rel='stylesheet')
    link(href=`assets/css/user-rtl${ENV === 'PROD'? '.min': ''}.css`, rel='stylesheet')
  = '\n'