<ol reversed class="paces" lang="en">
  <li class="pace js">JS+<blockquote class="quote js">JS+: The JavaScript ecosystem (not the language!): Anyone else feels overwhelmed by the rate of rapid changes here?</blockquote>
  </li>
  <li class="pace css">CSS<blockquote class="quote css">CSS: This is moving in a nice click lately, with lots of useful new stuff enabled in the browsers</blockquote></li>
  <li class="pace html">HTML<blockquote class="quote html">HTML: Started with 20 something "tags", now we have over 100 "elements", but I feel that I've been able to keep up with the pace of change here</blockquote></li>
  <li class="pace url">URLs<blockquote class="quote url">URLs: Sadly they are frequently changing; links die. We should work hard to keep URLs unchanged, but that's not how it is</blockquote></li>
  <li class="pace http">HTTP<blockquote class="quote http">HTTP: Gradually changed (http/2), but it kind of feels good that it doesn't constantly change underneath us</blockquote></li>
  <li class="pace tcpip">TCP/IP<blockquote class="quote tcpip">TCP/IP: Deliberately dumb, simple, all it does is move packets around</blockquote></li>  
</ol>
<footer><blockquote><p>Fast gets all the attention,<br>
  but Slow has all the power</p><cite>Stewart Brand "Pacelayers"</cite>
</blockquote><a href="https://vimeo.com/373128517">The Layers of the Web - Jeremy Keith</a></footer>

body {
  font-family: sans-serif;
  font-size: calc(0.5em + 1vmin);
  color: #eee;
  background-color: #111;
  width: 90%;
  max-width: 35em;
  margin-left: auto;
  margin-right: auto;
  padding: 2em;
}
.paces {
  margin: 0;
  padding: 0;
  list-style-type: none;
  position: relative;
  padding-top: 100%;
}
.pace {
  font-size: 90%;
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  padding: 0.5em;
  text-align: center;
  border: 1px solid #fff;
  border-radius: 60%;
  background-color: rgba(255, 255, 255, 0.1);
  transition: all ease-in-out 0.2s;
  .quote {
    opacity: 0;
    margin: 0;
    padding: 0;
  }
  &:hover,
  &:focus,
  &:active {
    cursor: grabbing;
    background-color: #111;
    color: #111;
    animation: none !important;
    .quote {
      color: #fff;
      hyphens: auto;
      z-index: 100;
      opacity: 1;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
    }
  }
}
.pace {
  &.js {
    margin: 5%;
    animation: 2.5s infinite linear rotate;
    box-shadow: 0 0 5em #fff;
  }
  &.css {
    margin: 10%;
    animation: 5s infinite linear rotate;
  }
  &.html {
    margin: 15%;
    animation: 10s infinite linear rotate;
  }
  &.url {
    margin: 20%;
    animation: 15s infinite linear rotate;
  }
  &.http {
    margin: 25%;
    animation: 25s infinite linear rotate;
  }
  &.tcpip {
    margin: 30%;
    animation: 35s infinite linear rotate;
  }
}
.quote {
  &.js {
    padding: 10%;
  }
  &.css {
    padding: 5%;
  }
  &.html {
    padding: 4%;
  }
}
footer {
  text-align: center;
  background-color: #111;
  transform: translateY(-80%);
  padding-top: 2em;
  padding-bottom: 2.5em;
  padding-left: 2em;
  padding-right: 2em;
  margin-left: -2em;
  margin-right: -2em;
  box-shadow: 0 -1em 1em #111;
  a {
    color: #666;
    text-decoration: none;
    &:hover,
    &:focus,
    &:active {
      color: #fff;
    }
  }
}
.quotes .quote {
  opacity: 0;
  &:target {
    position: absolute;
    top: 0;
    opacity: 1;
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}