* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 40px 20px 90px;
  background-color: #111;
  color: #fff;
  font-family: "Open Sans", sans-serif;
  font-weight: 300;
  text-align: center;
}

.content {
  max-width: 600px;
}

h1 {
  margin: 0 0 30px;
  font-size: 45px;
  font-weight: 300;
  line-height: 1.1em;
}

p {
  margin: 0;
  font-size: 16px;
  line-height: 1.4em;
}

a {
  color: #57baff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 20px;
  font-size: 16px;
  text-align: center;
}