body {
  padding: 50px;
  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
  background-color:rgb(198, 222, 250);
}
h1 {
  font-size: 48px;
  color: #171717;
  margin: 0;
  padding: 0 0 6px 0;
}
h1 + p {
  font-size: 20px;
  color: #555;
}
a {
  color: #00B7FF;
  text-decoration: none;
}
div#signal {
  border: 3px solid rgb(127, 136, 138);
  border-radius: 15px;
  padding: 10px;
  background-color: #111;
  box-shadow: 2px 2px 5px rgba(12, 15, 16, 0.5);
}