body {
  font-family: Menlo, monospace;
}

h1 {
  font-size: 4rem;
  text-align: center;
}

p {
  margin-bottom: 4rem;
}

.navbar {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
}

.navbaritems {
  list-style-type: none;
  /* margin: 0; */
  padding: 0;
  overflow: hidden;
  background-color: lightskyblue;
  height: 3rem;
  font-size: none;
  display: flex;
  flex: 1 150rem 150rem;
  /* justify-content: space-evenly; */
  justify-content: space-evenly;
  align-content: center;
  border-radius: 20px;
}

.navbaritem {
  float: left;
  /*display: block; */
  color: black;
  text-align: center;
  padding: 1em;
  text-decoration: none;
}

.navbaritem:hover {
  color: white;
}

div {
  margin-left: auto;
  margin-right: auto;
  max-width: 50rem;
}

main {
  margin-left: 1rem;
  margin-right: 1rem;
}

a {
  color: lightskyblue;
}

footer {
  /*position: fixed;*/
  bottom: 0;
  width: 100%;
  height: 2rem;
  font-size: 0.7rem;
  text-align: center;
  background-color: black;
}

@media only screen and (max-device-width: 600px) {
  h1 {
    font-size: 7rem;
  }

  h2 {
    margin-top: 4rem;
    font-size: 3.5rem;
  }

  main {
    margin-left: 2rem;
    margin-right: 2rem;
  }

  div {
    max-width: none;
  }

  p {
    font-size: 2rem;
    /* line-height: 2rem; */
  }

  footer {
    height: 3rem;
    font-size: 1rem;
  }

  .navbaritems {
    height: 7rem;
    font-size: 2rem;
  }
}

@media (prefers-color-scheme: light) {
  body,
  footer {
    background-color: white;
    color: black;
  }
}

@media (prefers-color-scheme: dark) {
  body,
  footer {
    background-color: black;
    color: white;
  }
}