custom.scss

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

[class^="icon-"], [class*=" icon-"] {
  /* use !important to prevent issues with browser extensions that change fonts */
  font-family: 'icomoon' !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;
}

.icon-hadoop-logo-svg-vector .path1:before {
  content: "\e900";
  color: rgb(255, 255, 0);
}
.icon-hadoop-logo-svg-vector .path2:before {
  content: "\e902";
  margin-left: -1.3330078125em;
  color: rgb(255, 255, 204);
}
.icon-hadoop-logo-svg-vector .path3:before {
  content: "\e903";
  margin-left: -1.3330078125em;
  color: rgb(255, 255, 204);
}
.icon-hadoop-logo-svg-vector .path4:before {
  content: "\e904";
  margin-left: -1.3330078125em;
  color: rgb(204, 204, 0);
}
.icon-hadoop-logo-svg-vector .path5:before {
  content: "\e905";
  margin-left: -1.3330078125em;
  color: rgb(204, 204, 0);
}
.icon-hadoop-logo-svg-vector .path6:before {
  content: "\e906";
  margin-left: -1.3330078125em;
  color: rgb(204, 204, 0);
}
.icon-hadoop-logo-svg-vector .path7:before {
  content: "\e907";
  margin-left: -1.3330078125em;
  color: rgb(0, 0, 0);
}
.icon-hadoop-logo-svg-vector .path8:before {
  content: "\e908";
  margin-left: -1.3330078125em;
  color: rgb(0, 0, 0);
}
.icon-hadoop-logo-svg-vector .path9:before {
  content: "\e909";
  margin-left: -1.3330078125em;
  color: rgb(0, 0, 0);
}
.icon-hadoop-logo-svg-vector .path10:before {
  content: "\e90a";
  margin-left: -1.3330078125em;
  color: rgb(255, 255, 204);
}
.icon-apachespark:before {
  content: "\e901";
  color: #e25a1c;
}

skills.md

[[feature]] icon = "python" icon_pack = "fab" name = "Python" description = "90%"

[[feature]] icon = "apachespark" icon_pack = "icon" name = "Apache Spark" description = "40%"

[[feature]] icon = "icon-hadoop-logo-svg-vector" icon_pack = "icon" name = "Apache Spark" description = "40%"