.fehler {
  font-family: 'Arezzo Pro', non-serif;
  background-color: #e7dbb6;
  padding: 20px;
  max-width: 1200px;
  margin: auto;
}
.fehler h1 {
  font-weight: bold;
  text-transform: uppercase;
  font-size: 26px;
  display: block;
}
.fehler p, .fehler a {
  font-size: 20px; 
  font-weight: normal;
}
.fehler p {
  line-height: 1.4em;
  padding-top: 0.9em;
}