.article_button {
  width: 100%;
  font-family: "M PLUS 1p", "游ゴシック体", YuGothic, "游ゴシック Medium",
    "Yu Gothic Medium", "游ゴシック", "Yu Gothic", "メイリオ", sans-serif;
  border: #ddd 1px solid;
  border-radius: 5px;
  background-color: #eee;
}

.article_button:hover {
  box-shadow: 0 0 8px gray;
}

.date {
  opacity: 0.6;
}

/* .title {
  
} */

ul {
  list-style: none;
}

.back_page {
  position: fixed;
  /* background-color: black;
  color: white; */
  width: 30px;
  height: 30px;
  /* border-radius: 50%; */
  line-height: 1px;
}

.absolute {
  position: absolute;
  top : 0;
  width: 100%;
  height: 10px;
  z-index: 80;
}

.l_modal {
  position: absolute;
  width: 100%;
  height: 540px; /* 改善の余地 */
  top: 170px;
  z-index: 50;
  background-color: white;
}

.page_ttl_area_news {
  padding-top: 240px;
  padding-bottom: 40px;
}

/* スマホ版 */
@media screen and (max-width: 767px) {
  .l_modal {
    position: absolute;
    width: 100%;
    height: 420px; /* 改善の余地 */
    z-index: 50;
    top: 60px;
    background-color: white;
  }

  .page_ttl_area_news {
    padding-top: 120px;
    padding-bottom: 40px;
  }
}