/*:root {
  --inner-width: 90%;
}
* {
 box-sizing: border-box;
}
body {
  padding: 3rem;
  font-family: sans-serif;
  font-size: 14pt;
}
*/
main, nav, footer {
  width: var(--inner-width);
  padding: 0.33rem;
}
main, nav, footer {
  border: 3px solid #bbb;
}
ul, li {
  list-style: none;
}
ul {
  margin-top: .75rem;
  margin-bottom: .75rem;
}
li {
  margin-left: .75rem;
}
.content-chunk > p {
  margin-left: .75rem;
  padding: 0.33rem;
}
#page-header {
  border: 2px solid #ddd;
  width: var(--inner-width);
  text-align:center;
}

/* Extra small devices (phones, 640px and down) */
@media only screen and (max-width: 640px) {
  body {
    padding: .1rem;
  }
}

/* Small devices (portrait tablets, 768px and up) */
@media only screen and (min-width: 768px) {
  body {
    padding: .2rem;
  }
}

/* Medium devices (landscape tablets, 992px and up) */
@media only screen and (min-width: 992px) {
  body {
    padding: 1rem;
  }
}

/* Large devices (laptops/desktops, 1200px and up) */
@media only screen and (min-width: 1200px) {
  body {
    padding: 2rem;
  }
  h1 {
    font-size: 42pt;
  }
}

/* Extra large devices (large laptops and desktops, 1440px and up) */
@media only screen and (min-width: 1440px) {
  body {
    padding: 4rem;
  }
  h1 {
    font-size: 48pt;
  }
}