main h2 {
  margin-top: 2.5em;
  margin-bottom: 1em;
  font-weight: bold;
  font-size: 1.25em;
}

main h3 {
  margin-top: 1em;
  margin-bottom: 1em;
  font-weight: bold;
}

main blockquote {
  border-left: 0.8em solid gray;
  width: 90%;
  margin-left: auto;
  margin-right: auto;
  padding-left: 0.8em;
}

main strong {
  font-weight: bold;
}

main em {
  font-style: italic;
}

main sup {
  vertical-align: super;
  font-size: 0.5em;
}

main sub {
  vertical-align: sub;
}

main p {
  margin-bottom: 1em;
  line-height: 1.5em;
}

main ul, main ol {
  padding-left: 2em;
  margin-bottom: 1em;
}

main ul {
  list-style-type: disc;
}

main ol {
  list-style-type: decimal;
}

main li {
  margin-bottom: 0.5em;
  line-height: 1.5em;
}

main code {
  font-family: 'Courier New', Courier, monospace
}

main img, main video {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
}

main iframe.jupyter {
  width: 100%;
  border-bottom: 1px dotted gray;
  overflow: hidden;
}

main figure {
  margin-bottom: 1.5em;
}

main figure img {
  margin-bottom: 1em;
}

main figure strong {
  font-weight: bold;
}

main figure figcaption {
  display: block;
  width: 90%;
  margin-left: auto;
  margin-right: auto;
  font-size: 0.9em;
  line-height: 1.2em;
}

main .videowrapper {
  float: none;
  clear: both;
  width: 100%;
  position: relative;
  padding-bottom: 56.25%;
  padding-top: 25px;
  height: 0;
  margin-bottom: 1em;
}

main .videowrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

main .twitter-tweet {
  margin-left: auto;
  margin-right: auto;
}

main .jupyter {
  margin-bottom: 1em;
  width: 100%;
}

main table {
  min-width: 20em;
  margin: 0 auto 1em;
}

main table caption {
  caption-side: top;
  margin-bottom: 1em;
  font-size: 1.2em;
  line-height: 1.3em;
}

main table tbody td {
  line-height: 1.5em;
}

main table tbody:before {
  line-height: 0.5em;
  content:".";
  color:white;
  display:block;
}

main table thead tr {
  font-weight: bold;
}

main table tbody tr {
  text-align: center;
}