* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "游明朝", "Yu Mincho", "游ゴシック Light", "Yu Gothic Light", Helvetica,
    "Helvetica Neue", sans-serif;
  line-height: 1.6;
  color: #000;
  background-color: #fff;
  padding: 20px;
}

.container {
  max-width: 900px;
  margin: 0 auto;
}

.doc-title {
  text-align: center;
  font-size: 1.4em;
  font-weight: bold;
  margin-bottom: 20px;
}

.section-title {
  font-size: 1em;
  font-weight: bold;
  text-decoration: underline;
  margin-bottom: 5px;
  margin-top: 15px;
  border: none;
  color: #000;
}

p {
  margin-bottom: 15px;
  font-size: 0.95em;
}

ol {
  margin-left: 20px;
  margin-bottom: 10px;
}

li {
  font-size: 0.95em;
  margin-bottom: 5px;
}

img {
  max-width: 100%;
  height: auto;
  margin: 15px 0;
}