body {
  margin-left: 10%;
  margin-right: 10%;
  margin-top: 5%;
  margin-bottom: 5%;
  font-family: sans-serif;
  font-size: 12pt;
}

img {
  margin-left: 10px;
  margin-right: 10px;
  margin-top: 5px;
  margin-bottom: 5px;
  border: 3px solid white;
}

H1 {
  clear: both;
  text-align: center;
  color: white;
  background: mediumslateblue;
}

H2 {
  clear: both;
  margin-left: -5%;
}

H2.center {
  clear: both;
  text-align: center;
}

H3,H4,H5,H6,H7 {
  clear: both;
  margin-left: -2%;
}

p.center {
  text-align: center;
}