body {
  background-color: #FCFCFC;
  color: #000000;
  font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto, Ubuntu;
  margin: auto;
  padding: 0 0.7rem;
  text-rendering: optimizeLegibility;
  width: 640px;
}

header {
  margin-top: 3rem;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  color: #005CB8;
}

nav {
  color: #00000090;
  font-size: 1.1rem;
  margin-top: 1.5rem;
  margin-bottom: 3rem;
}

footer {
  color: #00000090;
  font-size: 0.9rem;
  margin-top: 3rem;
  margin-bottom: 5rem; 
}

date {
  color: #00000090;
  font-size: 0.9rem;
}

h1, h2 { margin: 1.7rem 0 0.5rem; }
h1 { font-size: 1.7rem; }
h2 { font-size: 1.4rem; }

ul {
  padding: 0 0 0 1rem;
  list-style-type: disc;
}
ul > li, ol > li { margin: 0.5rem 0; }

p {
  line-height: 1.5;
  margin: 1rem 0;
}

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 0.1rem solid #00000030;
}
a:hover { border-color: currentColor; }
header > a, nav > a, h1 > a { border-color: transparent; }
nav > a { margin-right: 1.5rem; }
nav > a:hover { color: #00000090; }
footer > a:hover { color: #000000; }

pre {
  margin-left: 1rem;
  white-space: pre-wrap;
}

table {
  margin-left: 1rem;
}

td, th {
  padding: 0.3rem;
}  

.profile {
  border-radius: 50%;
  margin-right: 1rem;
  height: 3rem;
  width: 3rem;
  vertical-align: middle;
}

/* Markdown classes */

.footnotes > ol > li {
  margin-left: -0.6rem;
  font-size: 0.8rem;
}

.footnote-ref, sup {
  bottom: 1.4ex;
  font-size: 0.7rem;
  line-height: 1;
  margin: 0 0.3rem;
  position: relative;
  vertical-align: baseline;
}

@media all and (max-width : 680px) {
  body {
    width: auto;
    margin: 0 0.3rem;
  }
  nav > a { margin-right: 1rem; }
}