@font-face {
  font-family: 'concerto';
  src: url('fonts/concerto/concerto.eot?h0jnrj');
  src: url('fonts/concerto/concerto.eot?h0jnrj#iefix') format('embedded-opentype'), url('fonts/concerto/concerto.woff2?h0jnrj') format('woff2'), url('fonts/concerto/concerto.ttf?h0jnrj') format('truetype'), url('fonts/concerto/concerto.woff?h0jnrj') format('woff'), url('fonts/concerto/concerto.svg?h0jnrj#concerto') format('svg');
  font-weight: normal;
  font-style: normal;
}
[class^="icon-"],
[class*=" icon-"] {
  /* use !important to prevent issues with browser extensions that change fonts */
  font-family: 'concerto' !important;
  speak: none;
  font-style: normal;
  font-weight: normal;
  font-variant: normal;
  text-transform: none;
  line-height: 1;
  /* Enable Ligatures ================ */
  letter-spacing: 0;
  -webkit-font-feature-settings: "liga";
  -moz-font-feature-settings: "liga=1";
  -moz-font-feature-settings: "liga";
  -ms-font-feature-settings: "liga" 1;
  -o-font-feature-settings: "liga";
  font-feature-settings: "liga";
  /* Better Font Rendering =========== */
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
.icon-process:before {
    content: "\e905";
}
.icon-mvp-prototype:before {
    content: "\e904";
}
.icon-history:before {
    content: "\e900";
}
.icon-lab:before {
    content: "\e901";
}
.icon-prototype:before {
    content: "\e902";
}
.icon-style-guide:before {
    content: "\e903";
}

.intro-page {
  position: relative;
  font-family: 'Roboto';
  font-size: 14px;
  letter-spacing: 0.03em;
  top: 0;
  left: 0;
  background-color: #fafafa;
}

.intro__promo {
  position: relative;
  top: 50%;
  transform: translate(0, -50%);
}

.intro__image {
  position: relative;
  max-height: 65vh;
  left: 50%;
  box-shadow: 0 10px 50px 0 rgba(0, 0, 0, 0.2), 0 5px 20px 0 rgba(0, 0, 0, 0.05), 0 1px 4px 0 rgba(0, 0, 0, 0.05);
}
.intro__image::after {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 20;
  content: '';
  height: 10%;
  width: 10%;
  background: green;
  border-left: 1px solid rgba(0, 0, 0, 0.7);
  animation: cursor__blink 0.1s infinite;
}
@keyframes cursor__blink {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

.intro__left {
  position: absolute;
  box-sizing: border-box;
  top: 0;
  left: 25%;
  transform: translate(-50%, 0);
  padding: 20px 0;
  height: 100%;
}

.intro__nav {
  position: relative;
  top: calc(50% - 20px);
  transform: translate(0, -50%);
}

.intro__logo {
  font-size: 36px;
  font-weight: 300;
  margin: 0 0 20px 0;
  letter-spacing: 0.1em;
}

.intro__nav-list {
  position: relative;
  list-style: none;
  padding: 0;
  margin: 20px 0;
}

.intro__nav-item {
  position: relative;
  font-weight: 300;
  font-size: 18;
  padding: 14px 4px;
}

/**
 *
 * New variables names
 *
 */
.intro__nav-item-link {
  text-decoration: none;
  color: #666666;
  transition: 0.3s ease-out;
}
.intro__nav-item-link:hover {
  color: #000000;
}

.intro__nav-item-text {
  position: relative;
  box-sizing: border-box;
  padding: 0;
  margin-left: 6px;
  letter-spacing: 0.05em;
}
.intro__nav-item-text::before,
.intro__nav-item-text::after {
  content: '';
  position: absolute;
  bottom: -3px;
  height: 1px;
  width: 0;
  opacity: 0.5;
  background-color: #000000;
  transition: 0.3s ease-out;
}
.intro__nav-item-text::before {
  left: 50%;
}
.intro__nav-item-text::after {
  right: 50%;
}
.intro__nav-item-link:hover .intro__nav-item-text::before,
.intro__nav-item-link:hover .intro__nav-item-text::after {
  width: 50%;
}