body {
  font: 16px/1.5 Helvetica,Arial,sans-serif;
  max-width: 50rem;
  padding: 2rem;
  margin: auto;
}

p {
  text-align: justify;
}

@media screen and (min-width:600px) {
  .float-left {
    float: left;
    max-width: 15rem;
    margin-right: 10px;
  }

  .float-right {
    float: right;
    max-width: 15rem;
    margin-left: 10px;
  }
}
.float-left > img {
  width: 100%;
}
.float-right > img {
  width: 100%;
}

div.map {
  margin: 0 auto;
  width: 70%;
}

div.map img {
  border-radius: 10px;
  width: 100%;
}

#title {
  border-top: solid 5px #20639b;
  border-bottom: solid 5px #20639b;
  min-height: 80px;
}

#psi {
  float: left;
  width: 80px;
  height: 80px;
}

#name1 {
  font-size: 2em;
  margin-left: 80px;
}

#name2 {
  font-size: 1.2em;
  color: grey;
  margin-left: 80px;
}

nav {
  font-weight: bold;
  max-width: 600px;
  margin: 0 auto;
}

nav ul {
  list-style: none;
  padding: 0;
}

a {
  color: black;
}

nav a {
  text-decoration: none;
}

a:hover {
  transition: color .3s;
  color: #20639b;
}

h3 {
  border-bottom: dashed 1px #20639b;
  clear: both;
}

@media screen and (min-width:600px) {
  nav ul {
    display: flex;
    justify-content: space-between;
    font-size: 20px;
  }
}
@media screen and (max-width: 599px) {
  nva ul {
    display: inline;
  }
  nav li {
    border-bottom: solid 1px gainsboro;
  }
  nav li:last-of-type {
    border-bottom: none;
  }
}

footer {
  clear: both;
  font-size: 0.8em;
  font-weight: bold;
  margin: 10px 0 0 0;
  padding: 5px 0 0 0;
  text-align: right;
  border-top: solid 1px #20639b;
}

.important {
  max-width: 40rem;
  padding: 0.7em;
  margin: 0 auto;
  text-align: center;
  font-size: 1.2em;
}

.focus {
  background: #fae8a5;
  border: solid 2px #f6d55d;
  max-width: 20rem;
  padding: 0.7em;
  border-radius: 5px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.2em;
}

dl dt {
  clear: left;
  float: left;
  width: 7rem;
  margin: 0;
  border-top: 1px solid #999;
  font-weight: bold;
}

dl dd {
  margin-left: 7rem;
  padding: 5px;
}