* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-image: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url("https://collections.library.yale.edu/iiif/2/1006231/full/full/0/default.jpg");
  background-color: #cccccc;
  background-size: 120%;
  background-position: center;
  color: white;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: white;
}

pre code {
  background-color: #1c1c1c;
  display: block;
  padding: 16px;
  font-family: monospace;
  color: #ffffff;
  overflow-x: auto;
  border-radius: 4px;
  margin: 0px 20px;
}

code {
  background-color: #1c1c1c;
  padding: 4px 6px;
  border-radius: 2px;
}

img {
  margin: 0px 20px;
  border-style: solid;
  border-width: 4px;
  border-color: #1c1c1c;
}

/* Words on webpage */
.corpus {
  padding: 10px 10% 10px 10%;
  flex: 1;
}

.corpus h1 {
  text-align: left;
  padding: 0px;
  color: #ffffff;
  font-size: 35px;
  margin: 0px;
}

.corpus h2 {
  text-align: left;
  padding: 5px 0px 0px 10px;
  color: #ffffff;
  font-size: 25px;
  margin: 0px;
}

.corpus h3 {
  text-align: left;
  padding: 5px 0px 0px 10px;
  color: #ffffff;
  font-size: 20px;
  margin: 0px;
}

.corpus p {
  padding: 10px;
}

.corpus ul {
  padding: 0px 30px 0px 30px;
}

/* Headers */

h1 {
  text-align: center;
  padding: 10px;
  color: #ffffff;
  font-size: 50px;
  margin: 20px;
}

/* Navigation Bar */

.topnav {
  background-color: #000000;
  overflow: hidden;
  display: flex;
  align-items: center;
}

.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}

.icon {
  display: none;
  background-color: #333;
  color: white;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 20px;
}


@media screen and (max-width: 600px) {
  .icon {
    display: block;
    position: absolute;
    right: 0;
    top: 0;
  }

  .topnav a {
    display: none;
  }

  .topnav.responsive {
    flex-direction: column;
    align-items: flex-start;
  }

  .topnav.responsive a {
    display: block;
    width: 100%;
    text-align: left;
  }
}

/* Footer (Menu, GitHub, Copyright) */

footer {
  background-color: #000000;
  color: #f2f2f2;
  padding: 10px 20px;
  text-align: center;
  margin-top: auto;
}

footer img {
  margin: 0px 20px;
  border-style: none;
}

.footer-row {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: wrap;
  max-width: 100%;
}

.footer-column {
  flex: 1;
  padding: 20px;
  min-width: 200px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-column ul {
  list-style: none;
  padding: 0;
}

.footer-column h1 {
  font-size: 25px;
  margin-bottom: 10px;
}

.footer-column a:hover {
  color: #4da6ff;
  text-decoration: underline;
}

.footer-column a {
  color: #fff;
  text-decoration: none;
}

.footer-column img {
  margin: 15px;
  display: block;
}