body {
  background-color: #333333;
}

h1 {
  text-decoration: underline;
  color: #F28035;
}

h2 {
  text-decoration: overline;
  color: #6BBE92;
}

h3 {
  text-decoration: line-through;
  color: #D83367;
}

h4 {
  text-decoration: underline overline;
  color: #149EF2;
}