html {
  background-color: #57eaaa;
  /* px means "pixels". The base font size is now 10 pixels high */
  font-size: 30px;
  font-family: "Open Sans", Sans-Serif;
}

h1 {
  font-size: 60px;
  text-align: center;
}

p,
li,
ul {
  font-size: 30px;
  line-height: 2;
  letter-spacing: 1px;
}

body {
  width: 1000px;
  margin: 0 auto;
  padding: 0 50px 50px 50px;
}

h1 {
  margin: 0;
  padding: 20px 0;
  color: #ea6657;
  text-shadow: 3px 3px 1px black;
}


img {
  display: block;
  margin: 0 auto;
  max-width: 100%;
}

.done {
  color: darkseagreen;
  text-decoration: line-through solid black 2px;
}