@charset "utf-8";

/*
Base style
  参考サイト　https://fonts.google.com/noto/specimen/Noto+Serif+JP
  　　　　　　https://willcloud.jp/knowhow/font-family/#font-family-4
*/

body {
  font-family: 'Noto Sans JP', "Helvetica Neue", "Helvetica", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Arial", "Yu Gothic", "Meiryo", sans-serif;
  font-size: 15px;
  line-height: 1.5; /* 修正: "line height" → "line-height" */
  color: #333;
}

.accordion {
  width: 500px;
  margin: 0 auto;
}

.accordion-trigger {
  margin: 0;
  padding: 10px;
  display: block;
  background: #800000;
  color: #FFF;
  border-top: 1px solid #fff;
  cursor: pointer;
}

.accordion-contents {
  margin: 0;
  padding: 10px;
  border: 1px solid #ccc;
  display: none;
}

/* 開閉状態 */
.accordion-contents.is-open {
  display: block;
}