style.css

@font-face {
  font-family: 'yr-icons';
  src:  url('fonts/yr-icons.eot?7ud25x');
  src:  url('fonts/yr-icons.eot?7ud25x#iefix') format('embedded-opentype'),
    url('fonts/yr-icons.ttf?7ud25x') format('truetype'),
    url('fonts/yr-icons.woff?7ud25x') format('woff'),
    url('fonts/yr-icons.svg?7ud25x#yr-icons') format('svg');
  font-weight: normal;
  font-style: normal;
}

[class^="yr-icon-"], [class*=" yr-icon-"] {
  /* use !important to prevent issues with browser extensions that change fonts */
  font-family: 'yr-icons' !important;
  speak: none;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  line-height: 1;

  /* Better Font Rendering =========== */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.yr-icon-01d:before {
  content: "\e900";
}
.yr-icon-01m:before {
  content: "\e901";
}
.yr-icon-01n:before {
  content: "\e902";
}
.yr-icon-02d:before {
  content: "\e903";
}
.yr-icon-02m:before {
  content: "\e904";
}
.yr-icon-02n:before {
  content: "\e905";
}
.yr-icon-03d:before {
  content: "\e906";
}
.yr-icon-03m:before {
  content: "\e907";
}
.yr-icon-03n:before {
  content: "\e908";
}
.yr-icon-04:before {
  content: "\e909";
}
.yr-icon-05d:before {
  content: "\e90a";
}
.yr-icon-05m:before {
  content: "\e90b";
}
.yr-icon-05n:before {
  content: "\e90c";
}
.yr-icon-06d:before {
  content: "\e90d";
}
.yr-icon-06m:before {
  content: "\e90e";
}
.yr-icon-06n:before {
  content: "\e90f";
}
.yr-icon-07d:before {
  content: "\e910";
}
.yr-icon-07m:before {
  content: "\e911";
}
.yr-icon-07n:before {
  content: "\e912";
}
.yr-icon-08d:before {
  content: "\e913";
}
.yr-icon-08m:before {
  content: "\e914";
}
.yr-icon-08n:before {
  content: "\e915";
}
.yr-icon-09:before {
  content: "\e916";
}
.yr-icon-10:before {
  content: "\e917";
}
.yr-icon-11:before {
  content: "\e918";
}
.yr-icon-12:before {
  content: "\e919";
}
.yr-icon-13:before {
  content: "\e91a";
}
.yr-icon-14:before {
  content: "\e91b";
}
.yr-icon-15:before {
  content: "\e91c";
}
.yr-icon-20d:before {
  content: "\e91d";
}
.yr-icon-20m:before {
  content: "\e91e";
}
.yr-icon-20n:before {
  content: "\e91f";
}
.yr-icon-21d:before {
  content: "\e920";
}
.yr-icon-21m:before {
  content: "\e921";
}
.yr-icon-21n:before {
  content: "\e922";
}
.yr-icon-22:before {
  content: "\e923";
}
.yr-icon-23:before {
  content: "\e924";
}
.yr-icon-24d:before {
  content: "\e925";
}
.yr-icon-24m:before {
  content: "\e926";
}
.yr-icon-24n:before {
  content: "\e927";
}
.yr-icon-25d:before {
  content: "\e928";
}
.yr-icon-25m:before {
  content: "\e929";
}
.yr-icon-25n:before {
  content: "\e92a";
}
.yr-icon-26d:before {
  content: "\e92b";
}
.yr-icon-26m:before {
  content: "\e92c";
}
.yr-icon-26n:before {
  content: "\e92d";
}
.yr-icon-27d:before {
  content: "\e92e";
}
.yr-icon-27m:before {
  content: "\e92f";
}
.yr-icon-27n:before {
  content: "\e930";
}
.yr-icon-28d:before {
  content: "\e931";
}
.yr-icon-28m:before {
  content: "\e932";
}
.yr-icon-28n:before {
  content: "\e933";
}
.yr-icon-29d:before {
  content: "\e934";
}
.yr-icon-29m:before {
  content: "\e935";
}
.yr-icon-29n:before {
  content: "\e936";
}
.yr-icon-30:before {
  content: "\e937";
}
.yr-icon-31:before {
  content: "\e938";
}
.yr-icon-32:before {
  content: "\e939";
}
.yr-icon-33:before {
  content: "\e93a";
}
.yr-icon-34:before {
  content: "\e93b";
}
.yr-icon-40d:before {
  content: "\e93c";
}
.yr-icon-40m:before {
  content: "\e93d";
}
.yr-icon-40n:before {
  content: "\e93e";
}
.yr-icon-41d:before {
  content: "\e93f";
}
.yr-icon-41m:before {
  content: "\e940";
}
.yr-icon-41n:before {
  content: "\e941";
}
.yr-icon-42d:before {
  content: "\e942";
}
.yr-icon-42m:before {
  content: "\e943";
}
.yr-icon-42n:before {
  content: "\e944";
}
.yr-icon-43d:before {
  content: "\e945";
}
.yr-icon-43m:before {
  content: "\e946";
}
.yr-icon-43n:before {
  content: "\e947";
}
.yr-icon-44d:before {
  content: "\e948";
}
.yr-icon-44m:before {
  content: "\e949";
}
.yr-icon-44n:before {
  content: "\e94a";
}
.yr-icon-45d:before {
  content: "\e94b";
}
.yr-icon-45m:before {
  content: "\e94c";
}
.yr-icon-45n:before {
  content: "\e94d";
}
.yr-icon-46:before {
  content: "\e94e";
}
.yr-icon-47:before {
  content: "\e94f";
}
.yr-icon-48:before {
  content: "\e950";
}
.yr-icon-49:before {
  content: "\e951";
}
.yr-icon-50:before {
  content: "\e952";
}