* {
  box-sizing: border-box;
}

body {
  padding: 0;
  margin: 0;
}

body > * {
    padding: 1em;
}

.link {
  position: relative;
  display: inline-block;
  padding: 5px 0;
  text-decoration: none;
  color: #fff;
}

.link:after {
  content: ''; 
  height: 1px;
  display: block;
  border-bottom: 2px dotted darkblue;
  width: 0;
  -webkit-transition: width 0.2s;
  transition: width 0.2s;
}

.link:hover:after {
  width: 100%;
}

.author a {
  text-decoration: none;
  cursor: pointer;
}

footer {
  color: white;
  background-color: black;
  text-align: center;
  width: 100vw;
  padding: 2rem;
}

footer .link:after {
  border-bottom: 2px dotted white;
}

main {
    min-height: calc(100vh - 15em);
}

#map { height: 50vh; }

nav {

}

nav li {
    list-style: none;
}

nav ul {
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
}

.none {
    display: none;
}