* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #034;
  color:#fff;
  line-height: 1.45;
  font-family: Arial, "Helvetica Neue", sans-serif;
  font-size: 100%; /* Works in conjunction with the font-size of the wrapper */
}

.wrapper {
  font-size: 1.5em;
}

header, section, footer {
  display:block;
}

header #logo img {
  width: 100%;
}

section strong { color: #f90; font-weight: bold; }
section em { color: #9ff; font-style: italic; }
section code { color: #9ff; font-family: monospace; }
section a { color: #bef; }
section .info { line-height: 1.25; }
section .info a {color: #79a; font-size: .7em; font-weight: bold; }
section .info a:hover {color: #8bc; }

section b {
  padding: 0.25em;
  border: 2px solid #000;
  font-weight: bold;
}

section h1 a { color: inherit; text-decoration: none; }

section {
  box-sizing: border-box;
  max-width: 35em;
  margin: 0 auto;
  padding:1em;
}

section p {
  margin: 1em 0;
}

section hr {
  margin: 3em 0;
  border-top: .25em solid #f90;
  border-bottom: .25em solid #000;
  border-left: none;
  border-right: none;
}

section h1, section h2, section h3, section h4, section h5, section h6 {
  margin: 2.6em 0 1em;
  font-size: 1.25em;
  line-height: 1;
  font-weight: bold;
  color: #f90;
  text-shadow: .0625em .0625em 0 #000;
}

.today {
  font-size: 2em;
  color: #fff;
  text-shadow: 0 0 0.1em #f90, .0625em .0625em 0 #000;
}

.today::after {
  background-color: #f90;
  color: #000;
  content: "that's today!";
  display: inline-block;
  vertical-align: middle;
  font-size: 0.4375em;
  font-weight: normal;
  margin-left: 2em;
  padding: .5em .75em;
  box-shadow: 0.25em 0.5em 0 #000;
  text-shadow: none;
}

.credit {
  font-size: 0.5em;
}
.credit a {
  text-decoration: none;
}

section h1 {
    font-size: 2em;
    text-align: center;
    margin: 1.5em 0 0.5em;
}

section h2 {
    font-size: 1.5em;
    margin: -1em 0 0;
    padding: 1em 0 0.25em;
}

section ul {
    list-style: disc outside;
    margin: 1em 0.5em;
    padding: 0 0.25em;
}

section ul li {
  margin: 1em 0;
}

section pre {
  background:#023;
  border: solid 1px #000;
  border-radius: 0.25em;
  box-shadow: inset 0 0.25em 1em rgba(0,0,0,0.2);
  color: #9ff;
  padding: 1em;
  text-shadow: 0 0 3px #222, 0 0 10px #9ff;
  overflow-x: auto;
  margin-top: 1em;
  /*white-space: pre-wrap;*/
}

section pre .cursor {
  animation: blink 0.7s infinite;
  border-bottom: solid 2px #9ff;
  display: inline-block;
  height: 1.2em;
  width: 0.4em;
}

@keyframes blink {
  0% {opacity: 0.6}
  20% {opacity: 0.6}
  100% {opacity: 0}
}

footer {
  color: #8AC;
  font-size: 0.6em;
  margin: 1em auto 0;
  max-width: 40em;
  padding: 1em;
  text-align: center;
}

footer a { color: #bef; }

@media (max-width: 640px) {
  .wrapper {
    font-size: 1.0em;
  }
}