h1{
  margin-top: 84px;
  font-family: "Helvetica";
  text-align: center;
}

h2, .h2, h3, .h3 {
    margin-top: 84px;
    font-family: "Helvetica";
}

h4, .h4 {
    font-family: "Helvetica";
}

.author,.title{
    display: none;
}