body, html, nav, nav details ul, main {
  margin: 0;
  padding: 0;

  font-family: "Noto Sans", sans-serif;
  color: black;
  background-color: white;
}
nav {
  height: 100px;
  width: min(calc(100% - 40px), 9060px);
  position: fixed;
  top: 0;
  z-index: 2;

  border-bottom: 2px solid #888;

  display: flex;
  flex-direction: row;
  gap: 20px;
  padding-left: 20px;
  padding-left: max(20px, calc(50% - 480px));
  padding-right: 20px;
  padding-right: max(20px, calc(50% - 480px));

}
/* Logo and homepage link */
nav > a {
  flex-basis: 0;
}
nav > a img {
  height: 100%;
}

/* Logo or wordmark chosen responsively */
#logo {
  display: none;
}
#wordmark {
  display: block;
}
@media (max-width: 600px) {
  #logo {
    display: block;
  }
  #wordmark {
    display: none;
  }
}

/* Hamburger icon */
nav details summary::before {
  content: "≡";

  color: black;
  font-size: 70px;

  display: block;
  height: 100px;
  width: 100px;
  text-align: center;
  vertical-align: top;

  cursor: pointer;
}
nav details[open] summary:before {
  content: "×";
}
nav details summary {
  /* Hide for all but screenreaders */
  font-size: 0;
}
/* Hamburger menu */
nav details ul {
  position: fixed;
  top: 102px;
  z-index: 2;
  height: calc(100% - 100px);
  left: 0;
  width: 100%;

  overflow-x: hidden;
  white-space: wrap;
  overflow-y: auto;
}
nav details ul li > a, nav details ul li > span {
  font-size: 30px;
  line-height: 40px;

  display: block;
  width: min(980px, calc(100% - 20px));

  margin: 0;
  padding: 10px;
  padding-left: max(10px, calc(50% - 490px));
  padding-right: max(10px, calc(50% - 490px));
  border-bottom: 2px solid #888;
}

a {
  color: #33f;
}
a:visited {
  color: #360;
}
a:hover, summary:hover::before {
  color: #600;
}
a:active {
  text-decoration: none;
}
h1, h2, dt {
  font-weight: bold;
}
dd {
  margin-left: 2.5em;
  padding-left: 1em;
  border-left: 0.5em solid #360;
}
main, footer {
  margin-left: 30px;
  margin-left: max(30px, calc(50% - 470px));
  margin-right: 30px;
  margin-right: max(30px, calc(50% - 470px));
  margin-top: 30px;
  margin-bottom: 30px;
}
main {
  margin-top: 130px;
}

mark {
  background-color: transparent;
  color: #440;
  font-weight: bolder;
}

main img {
  max-width: 100%;
}

footer {
  text-align: center;
  padding: 10px;
  border-top: 2px dashed #888;
}

:target {
  outline: 2px dashed #ff0;
}

@media (prefers-color-scheme: dark) {
  body, html, nav, nav details ul, main {
    color: white;
    background-color: #111;
  }
  nav details summary::before {
    color: white;
  }
  a {
    color: #88f;
  }
  a:visited {
    color: #6f6;
  }
  a:hover, summary:hover::before {
    color: #f88;
  }
  dd {
    border-color: #6f6;
  }
  mark {
    color: #ff0;
  }
  :target {
    outline-color: #440;
  }
  @media (prefers-contrast: more) {
    body, html, nav, nav details ul, main {
      background-color: black;
    }
  }
}

@media (min-width: 1500px) {
  nav details ul {
    width: 270px;
  }
  nav details ul li {
    width: calc(100% - );
  }
}