body {
  font-family: 'Arvo', serif;
  margin: 0;
  background: #f9f9f9;
  text-align: center;
}

nav.primary-navigation {
  margin: 0 auto;
  display: block;
  padding: 20px 0;
  text-align: center;
  font-size: 16px;
  background: #003366;
}

nav.primary-navigation ul {
  padding: 0;
}

nav.primary-navigation ul li {
  list-style: none;
  border-left: 2px solid #3ca0e7;
  display: inline-block;
  padding: 0 30px;
  position: relative;
}

nav.primary-navigation li a {
  color: white;
  text-decoration: none;
}

nav.primary-navigation li a:hover {
  color: #3ca0e7;
}

nav.primary-navigation ul li ul {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  padding-left: 0;
  left: 0;
  display: none;
  background: white;
}

nav.primary-navigation ul li:hover > ul {
  visibility: visible;
  opacity: 1;
  display: block;
  min-width: 250px;
  text-align: left;
  padding-top: 20px;
  box-shadow: 0px 3px 5px -1px #ccc;
}

nav.primary-navigation ul li ul li {
  clear: both;
  width: 100%;
  text-align: left;
  margin-bottom: 10px;
}

nav.primary-navigation ul li ul li a {
  color: black;
  display: block;
  padding: 5px 10px;
}

nav.primary-navigation ul li ul li a:hover {
  padding-left: 15px;
  border-left: 2px solid #3ca0e7;
  transition: all 0.3s ease;
}

footer {
  background: #003366;
  color: white;
  padding: 15px;
  margin-top: 40px;
}