.mainpage {
  font-family: Comic Sans MS;
  font-size: 12pt;
  width: 800px;

}

.pagebody {
  border: 1px solid rgb(0, 0, 0);
  padding: 10px;
  margin-left: 5px;
  margin-top: 10px;
  width: 580px;
}

.navbar {
  display: none;
}

.abstract {
  font-size: 0.75em;
  font-style: italic;
  border: 1px solid rgb(0, 0, 0); 
  width: 500px;
  margin-left: 40px;
  padding: 5px
}

h1 {
  text-align: center;
}