body  {
  background-color:#5d96c2;
  color:#53045c;
      font-family:'Noto Sans', sans-serif;
}
.coolbox
{
background-color:#ffffff;
  text-align:center;
  padding:1em;
  margin:5em;
  border-radius:1em;
}
.header
{
  text-decoration:underline;
}