@media only screen and (max-aspect-ratio: 1/1){
  /* portrait */
  html { font-size: 32px; }
  body { margin: 2% 5%; }
}
@media only screen and (min-aspect-ratio: 1/1){
  /* landscape */
  body { margin: 2% 15%; }
}

body {
  font-family: system-ui;
  font-size: 0.95rem;
}

pre, code {
  font-family: monospace;
}

h1, h2, h3, h4 {
  padding-left: 1rem;
}
p {
  text-indent: 1rem;
}
h1, h2 {
  border-bottom: lightgray 1px solid;
  padding-bottom: 0.25rem;
}
h1 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
}
h2 {
  font-size: 1.2rem;
  font-weight: bold;
  margin-top: 2rem;
}
h3::before {
  content: '\21aa\a0';
}
h3 {
  font-size: 1rem;
  font-weight: bold;
  margin-top: 2rem;
  margin-bottom: 0.6em;
}
p, ul {
  line-height: 1.35rem;
  margin: 0.6rem 0 0.6rem 0;
}
:not(pre) > code {
  background-color: #9f54aa;
  border-radius: 0.2rem;
  color: white;
  font-weight: bold;
  font-size: 0.8rem;
  padding: 0.15rem 0.4rem;
  white-space: nowrap;
}
blockquote {
  border-left: 0.10rem solid lightgray;
  font-style: italic;
  padding-left: 1rem;
}

figure {
  border-radius: 0.2rem;
  margin: 0.5rem 0 0.5rem 0;
}
figcaption {
  background-color: #f0f0f0;
  border: 1px solid lightgray;
  border-bottom: none;
  border-top-left-radius: 0.2rem;
  border-top-right-radius: 0.2rem;
}
figcaption .lang {
  color: #606060;
  font-weight: bold;
  font-size: 0.7rem;
  line-height: 1.3rem;
  padding: 0 0.4rem;
}
pre {
  background-color: #272727;
  border-bottom-left-radius: 0.2rem;
  border-bottom-right-radius: 0.2rem;
  font-size: 0.85rem;
  line-height: 1.3rem;
  margin: 0;
  overflow-x: auto;
  padding: 0.25rem;
}
pre > code {
  color: #ffc61e;
  padding: 0;
}

code {}

code.language-bash { color: #54d771; /* #18e418; */ }

code.language-ruby span.k,
code.language-ruby span.nc,
code.language-ruby span.p,
code.language-ruby span.o,
code.language-ruby span.si { color: #6cb0d6; }
code.language-ruby span.nn,
code.language-ruby span.no { color: #6cba7d; }
code.language-ruby span.n { color: #c5e1ef; }
code.language-ruby span.nf { color: #d7b0e7; }
code.language-ruby span.ss { color: lightgray; }
code.language-ruby span.vi { color: white; }

a {
  color: #006c9b;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
  text-underline-offset: 0.25rem;
}

em {
  color: #505050;
  font-size: 0.85rem;
}