body
{
  background-image: url(background-images/Turku-fields.jpg);
  background-size: cover;
}

div.documentheader-a
{
  background-color: transparent;
}
div.documentheader-c
{
  margin-left: 30%; margin-right: 5%; padding: 2em;
  background-color: #fffa; border-radius: 0.4em;
}