body {
  font-size: 100%;
  font-family: Arial;
}

p {
  font-size: 1em;
  margin-left: 10px;
}

ul {
  font-size: 1em;
  margin-left: 10px;
}

h1 {
  font-size: 2em;
  margin-left: 10px;
}

h2 {
  font-size: 1.5em;
  margin-left: 10px;
}

h3 {
  font-size: 1.25em;
  margin-left: 10px;
}

/*
table, th, td {
  border: 1px solid black;
  padding: 10px;
  border-collapse: collapse;
}
*/

img {
  border: 0;
  margin: 10px;
}

@media only screen and (orientation: portrait) {
  p {
    font-size: 2em;
  }

  ul {
    font-size: 2em;
  }

  h1 {
    font-size: 4em;
  }

  h2 {
    font-size: 3em;
  }

  h3 {
    font-size: 2.5em;
  }
}