/* ===================================================
   見出しの左右に線を引く
   数値は記事・CodePen と同じ。変えたのは色だけ（6 色に）。
   1つずつ、番号のところからコピーして使えます。
   =================================================== */

/* ---------- 01 背景で線を切る ---------- */
.line01 {
  position: relative;
  color: #2b2a27;
  font-size: 22px;
  font-weight: bold;
  text-align: center;
}
.line01::before {
  content: '';
  position: absolute;
  top: 48%;
  left: 0;
  right: 0;
  border-top: 1px solid #2b2a27;
}
.line01 > span {
  position: relative;
  display: inline-block;
  padding: 0 8px;
  background-color: #fff;
}

/* ---------- 02 flexbox を使う ---------- */
.line02 {
  display: flex;
  justify-content: center;
  align-items: center;
  color: #2b2a27;
  font-size: 22px;
  font-weight: bold;
}
.line02::before, .line02::after {
  content: '';
  width: 60px;
  height: 1px;
  background-color: #2b2a27;
}
.line02::before {
  margin-right: 30px;
}
.line02::after {
  margin-left: 30px;
}