.keiyaku {
  counter-reset: keiyaku-chapter;
  position: relative;
  font-family: serif;
}
.keiyaku > h1 {
  text-align: center;
}
.keiyaku > h1:first-child {
  margin-top: 0;
}
.keiyaku > h2 {
  counter-reset: keiyaku-paragraph;
  counter-increment: keiyaku-chapter;
}
.keiyaku > h2::before {
  content: "\7B2C" counter(keiyaku-chapter) "\6761\FF08";
}
.keiyaku > h2::after {
  content: "\FF09";
}
.keiyaku > p {
  counter-increment: keiyaku-paragraph;
  text-indent: 1em;
  padding-left: 1em;
}
.keiyaku > h1 + p,
.keiyaku > h2 + p,
.keiyaku > hr + p,
.keiyaku > p:first-of-type {
  text-indent: 0;
  padding-left: 0;
}
.keiyaku > p::before {
  content: counter(keiyaku-paragraph) " ";
  font-weight: bold;
  margin-left: -2em;
  margin-right: 1em;
}
.keiyaku > h1 + p::before,
.keiyaku > h2 + p::before,
.keiyaku > hr + p::before,
.keiyaku > p:first-of-type::before {
  content: none;
}
.keiyaku > ul {
  padding: 0 0 0 2.5em;
}
.keiyaku > ol {
  list-style: none;
  counter-reset: keiyaku-ordered-list;
  padding: 0 0 0 2.5em;
}
.keiyaku > ol > li {
  counter-increment: keiyaku-ordered-list;
  text-indent: -2.5em;
}
.keiyaku > ol > li::before {
  content: "\FF08" counter(keiyaku-ordered-list) "\FF09";
}
.keiyaku > hr {
  border: none;
  border-top: 1px solid black;
  margin: 2em 0;
}
.keiyaku > h4 {
  position: absolute;
  margin: 0;
  right: 30em;
  font-size: 100%;
}
.keiyaku > h4 + ul {
  margin: 0 0 2em auto;
  width: 28em;
  list-style: none;
}
.keiyaku > h4 + ul > li:last-child::after {
  content: "\329E";
  position: absolute;
  right: 1em;
}
.keiyaku > blockquote {
  border: 1px solid black;
  padding: .5em 1.5em;
  margin: 1em 0 1.5em;
}