body {
  font-family: sans-serif;
  font-size: 16px;
  margin: 0;
  padding: 0;
}


h1, p {
  font-family: serif;
}

h1 {
  color: blue;
}


img {
  width: 100vw;
  height: auto;
}


.list {
  background-color: darkslateblue;
}

.fact {
  color: white;
}

.fun {
  font-style: italic;
}


#three {
  text-decoration: underline;
}


a:link {
  color: blue;
}

a:visited {
  color: darkred;
}

a:hover {
  text-decoration: none;
}

a:active {
  color: orange;
}


footer a:visited {
  color: green;
}