.center {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 40em;
}

h1 {
  display: block;
  font-size: 1.5em;
  color: #021D40;
  text-align: center;
  margin-top: 0.83em;
  margin-bottom: 0.83em;
  margin-left: 0;
  margin-right: 0;
  font-weight: bold;
}

h2 {
  display: block;
  font-size: 1.0em;
  margin-top: 0.83em;
  margin-bottom: 0.83em;
  margin-left: 0;
  margin-right: 0;
  font-weight: bold;
}

img {
  max-width: 100%;
  width: 40em; 
}