body {
  background-color: rgb(137,207,240);
  color: rgb(0,0,255);
  font-family: Verdana;
}
nav {
  background-color: rgb(0,36,100);
  color: rgb(0,0,255);
  font-family: Verdana;
}
a:link {
  color: white;
  text-decoration: underline;
}
a:visited {
  color: white;
  text-decoration: underline;
}
a:hover {
  color: black;;
  text-decoration: none;
}
button {
  background-color:rgb(137,207,240);
}