body {
  background-image: url("../img/pattern-retro-bw-06.svg");
  background-repeat: repeat;
  /*background-size: 50%;*/
  font-family: 'Roboto', sans-serif;
  min-height: 100vh;
}

#part0 header {
  width: 70%;
  margin: 0 auto;
  margin-top: 5vh;
}

#part0 header h2 {
  margin: 0;
  text-align: center;
  font-size: 2.8vmax;
  font-family: 'Rubik Mono One', sans-serif;
}

.part-block {
  position: relative;
  background-color: #fff;
  padding: 5vw 5%;
  width: 70%;
  margin: 3vmax auto;
  font-size: 2vw;
}

@media all and (orientation: portrait) {
  .part-block,
  #intro-text {
    font-size: 4vw;
  }
}

#part0 footer {
  font-size: small;
  text-align: center;
  font-style: italic;
  width: 50%;
  margin: 0 auto 2vmax auto;
  font-weight: bold;
}

@media all and (orientation: portrait) {
  .part-block {
    width: 90%;
    padding: 5vw 2%;
  }
}

.part-block .intro {
  text-align: right;
  font-family: 'Caveat', serif;
  font-size: 1.6vmax;
}

@media all and (orientation: portrait) {
  .part-block .intro {
    font-size: 2.4vmax;
  }
}

.part-block .intro .author {
  font-weight: bold;
}