h1 {
  color: black;
  font: 300% calibri;
 font-weight: bold;
  padding: .5em;
  margin: .5em;
}
html {
  background: white;
  color: grey;
  font-size: 1em;
  line-height: 1.4;
  font: 150% calibri;
}
body {
  max-width: 80em;
  margin: 1em auto;
}
a {
  color: grey;
  font-size: 1em;
  line-height: 1.4;
  font: 100% calibri;
}
/*
 * Remove default fieldset styles.
 */

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

/*
 * Allow only vertical resizing of textareas.
 */

textarea {
  resize: vertical;
}