body {
  background-color: darkgray;
}

h1 {
  font-family: "Book Antiqua", serif;
  font-size: 400%;
  color: darkred;
}

h2, h3 {
  font-family: sans-serif;
}

.main_body {
  margin-left: auto;
  margin-right: auto;
  padding: 5ex 10ex 5ex 10ex;
  width: 80ex;
  background-color: white;
  color: black;
}

.profile_form div {
  margin: 1ex 0ex;
}

.profile_form_submit {
  padding: 2ex 0ex;
}