body, html {
  width: 100%;
  padding: 0;
  margin: 0;
}

body {
  font-family: "Courier New", monospace;
}

h1 {
  text-align: center;
}

.header_image {
  text-align: center;
}

.header_image a {
  margin: 0 auto;
  display: block;
}

.header_image img {
  max-width: 100%;
  margin: 0 auto;
}

.all_container {
  max-width: 800px;
  padding: 30px;
  margin: 0 auto;
}

li {
  margin-bottom: 7pt;
}

ul ul {
  margin-top: 7pt;
}

footer {
  padding-top: 50px;
  overflow-wrap: break-word; /* To fix scrollbar on mobile */
}

nav {
  margin: 30px auto;
  width: 100%;
  display: block;
}

nav ul {
  list-style-type: none;
  padding: 0;
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
  width: 100%;
}

nav ul li {
  list-style-type: none;
  padding: 10px;
  margin: 0;
}

nav ul li a {
  background-color: #EEE;
  border-radius: 5px;
  padding: 0.5rem 2rem;
  display: block;
  text-align: center;
  text-decoration: none;
  color: #000;
}

/* Tablets and up */
@media (min-width: 768px) {
  body {
    font-size: 130%;
  }

  h1 {
    font-size: 250%;
  }
}
