/*
  Global
========================================================================== */
body {
  font-size: 17px;
}

/*
  Layout
========================================================================== */
.row {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
}

/*
  Heading
========================================================================== */
h3 {
  font-weight: 300;
  line-height: 1.3;
}


/*
  Header
========================================================================== */
header {
  text-align: center;
  overflow: hidden;
  position: relative;
  position: fixed;
  top: 0; right: 0; left: 0;
  z-index: 5;
}
nav {
  width: 304px;
  text-align: left;
  margin: -46px auto 16px;
  -webkit-animation: navin 6s forwards linear;
  -moz-animation: navin 6s forwards linear;
  -o-animation: navin 6s forwards linear;
  animation: navin 6s forwards linear;
  -webkit-transition: padding .2s linear;
  -moz-transition: padding .2s linear;
  -o-transition: padding .2s linear;
  transition: padding .2s linear;
}
nav ul {
  margin: 0; 
}
nav li {
  display: inline-block;
  margin: 0 4px;
}
nav li.sep {
  margin-right: 112px;
}
nav li a {
  color: #DDD;
  font-size: 18px;
  padding: 5px 10px;
}
.logo {
  background-image: url('../img/logo.svg');
  background-repeat: no-repeat;
  background-size: 60%;
  background-position: 50%;
  background-color: #000;
  display: inline-block;
  margin: 0;
  overflow: hidden;
  text-indent: -999px;
  width: 50px; height: 50px;
  -webkit-transition: all .2s ease-in-out;
  -moz-transition: all .2s ease-in-out;
  -o-transition: all .2s ease-in-out;
  transition: all .2s ease-in-out;
}
.title {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  font-style: normal;
  font-weight: 700;
  text-transform: uppercase;
}

/*
  Presentation
========================================================================== */
.presentation {
  color: #000;
  opacity: 0;
  position: absolute;
  top: 50%; left: 50%;

  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);

  transition: opacity 300ms linear;
  -webkit-transition: opacity 300ms linear;
  -moz-transition: opacity 300ms linear;
  -o-transition: opacity 300ms linear;
  -ms-transition: opacity 300ms linear;
}
.presentation.on {
  opacity: 1;
}
.presentation h2.title {
  font-size: 4em;
  margin: 0;
  text-align: center;
}
.presentation p {
  margin: 0;
  text-transform: uppercase;
  text-align: center;
}

@media(max-width: 720px) {
  body {
    font-size: 10pt;
  }
}