@import url("https://fonts.googleapis.com/css2?family=Inconsolata&family=Roboto&display=swap");
html {
  scroll-behavior: auto !important;
}

body {
  background-color: black;
  color: white;
  text-align: center;
  padding: 1rem;
}

.container {
  text-align: center;
}

h1 {
  font-family: "Roboto", sans-serif;
}

#navprev {
  position: fixed;
  top: 1rem;
  left: 1rem;
}

#navnext {
  position: fixed;
  top: 1rem;
  right: 1rem;
}

.title {
  margin-bottom: 3rem;
}

.sources a {
  display: block;
  margin-top: 1rem;
  text-decoration: none;
}

.timeline {
  border-left: 1px solid hsl(0, 0%, 90%);
  position: relative;
  list-style: none;
}

.timeline .timeline-item {
  position: relative;
}

.timeline .timeline-item:after {
  position: absolute;
  display: block;
  top: 0;
}

.timeline .timeline-item:after {
  background-color: hsl(0, 0%, 90%);
  left: -38px;
  border-radius: 50%;
  height: 11px;
  width: 11px;
  content: "";
}

.timeline img {
  max-width: 250px;
}

.timeline .big {
  max-width: 500px;
  min-width: 450px;
}

.section-side {
  float: right;
}