body {
  <!-- background-color: powderblue;
  font-family: verdana;
}
h1 {
  color: black;
}
img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 40%;
}
.center {
  text-align: center;
}
.about {
  margin-right: 150px;
  margin-left: 150px;
  margin-bottom: 80px;
<!--  text-indent: 50px;
  text-align: justify;
  font-family: helvetica;
}