body {
  font-family: 'Arial', sans-serif;
}

.content {
  max-width: 720px;
  margin: auto;
  border-top: 10px solid #000;
}

.centerphoto {
    margin: auto;
    width: 250px;
    height: 200px;
    border: 4px solid black;
}

h1 {
  font-size: 50px;
  font-weight: bold;
  margin: 20px 0px 0px 20px;
  color: #000;
  text-align: center;
}

h2 {
  font-size: 20px;
  font-weight: bold;
  margin: 5px 0px 10px 20px;
  color: #999;
  text-align: center;
}

h3 {
  font-size: 10px;
  font-weight: bold;
  margin: 5px 0px 10px 20px;
  color: black;
  text-align: center;
}
.table-of-contents {
  text-align: center;
  margin: 1px;
}

.chapter {
  text-align: center;
}

.first-image {
  margin-right: 10px;
  margin-bottom: 20px;
  max-width: 165px;
  border: 4px solid black;
}

.chapter-image {
  margin-right: 10px;
  margin-bottom: 20px;
  max-width: 400px;
  border: 4px solid black;
}

.chapter-body {
  text-align: left;
  display: inline-block;
  vertical-align: top;
  width: 390px;
}

p {
  font-size: 16px;
  line-height: 20px;
  margin-bottom: 20px;
}