header
{
  position: sticky;
  top: 0;
  
  padding-top: 5pt;
  padding-bottom: 5pt;
  
  background: #339999;
  
  display: flex;
  justify-content: center;
}

header>div
{
  padding-left: 5pt;
  
  width: 100%;
  max-width: 30cm;
  
  font-size: 0.75em;
  font-weight: bold;
  color: #FAFCFC;
  text-align: left;
}