body {
  font-size: 16px;
}

#main {
  max-width: 800px;
  margin: auto;
  margin-top: 2em;
}

#SI-logo {
  width: 267px;
  background-color: #6C0087;
  margin: auto;
  border-radius: 15px;
  margin-bottom: 2em;
}

#SI-logo img {
  margin-left: 10px;
  margin-right: 10px;
}

#NPa-logo {
  margin: auto;
}
.with-margin {
  margin-bottom: 2em;
}