.box {
  margin: 10px;
  padding: 10px;
  border-color: #00000;
  border-style: solid;
  width: 750px;
  background-color: #66cccc;
}
h1 {
  color: #ff0066;
}
h2 {
  color: #cc3300;
}
h3 {
  color: #66cc00;
}
span {
  color: #ff0000;
}