@charset "UTF-8";

h2 {
  padding: 0.5em;/*文字周りの余白*/
  color: #494949;/*文字色*/
  background: #e2e2e2;/*背景色*/
  border-bottom: solid 3px #e2e2e2;/*下線*/
}

h3 {
  padding: 0.25em 0.5em;/*上下 左右の余白*/
  color: #494949;/*文字色*/
  background: transparent;/*背景透明に*/
  border-left: solid 5px #e2e2e2;/*左線*/
}

.toc-001 {
    margin-bottom: 30px;
    padding: 1em 1em 1em 2em;
    border: 1px solid #999;
    background-color: #ffffff;
    color: #333333;
}

.toc-001 div {
    display: flex;
    align-items: center;
    margin: 0;
    padding: 5px 0;
}

.toc-001 label::after {
    margin-left: 5px;
    font-size: .8em;
    color: #696969;
    content: "[開く]";
    cursor: pointer;
}

.toc-001:has(:checked) label::after {
    content: "[閉じる]";
}

.toc-001 input {
    display: none;
}

.toc-001 ol {
    list-style-type: decimal;
    margin: 0;
    padding: 0 1.2em;
    overflow: hidden;
}

.toc-001 > ol {
    height: 0;
}

.toc-001:has(:checked) > ol {
    height: auto;
}

.toc-001 ol ol {
    margin-top: 5px;
}

.toc-001 li {
    padding: 5px 0;
}

.toc-001 a {
    color: #166c9d;
}