body {
  background-color: #f8f8f8;
  margin: 0px;
  font-family: arial;
  font-size: 11pt;
}

header {
  margin: 0px;
  padding: 1.1rem 1em;
  color: #eee;
  background-color: black;
  font-size: 1.25rem;
  border-bottom: 1px solid #ccc;
  font-family: arial;
}

header a,
header a:visited {
  color: #eee;
  text-decoration: none;
}

header a:hover {
  color: white;
}

header span {
  font-size: 70%;
  color: gray;
  font-weight: normal;
  padding-left: 5px;
}

li span {
  font-size: 87%;
  color: gray;
  padding-left: 5px;
}

section {
  padding: 1em 1em 2em;
}

section h1 {
  font-size: 100%;
  font-family: arial;
}

section ul.lectures > li {
  margin: 1em 0px 0.5em;
}

section li {
  margin-top: 2px;
}

section a {
  text-decoration: none;
}

section a:hover {
  text-decoration: underline;
}

li b {
  color: cornflowerblue;
  color: #34495e;
}