@charset "utf-8";
/* ============================================================
 WHITE PAPER
============================================================ */
.white-paper-list {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  margin-top: -60px;
  margin-left: -2%;
}
.white-paper-list > li {
  width: calc((100% / 3) - 2%);
  margin-top: 140px;
  margin-left: 2%;
  background: #F9F9F9;
  border: 10px solid #fff;
  border-radius: 12px;
  position: relative;
}
.white-paper-list > li:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  border-top: 80px solid #fff;
  border-left: 80px solid #fff;
  border-right: 80px solid transparent;
  border-bottom: 80px solid transparent;
  opacity: 0.5;
}
.white-paper-list a {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  height: 100%;
  padding: 0 10px 60px 10px;
}
.white-paper-list .cont {
  position: relative;
  margin-bottom: 20px;
}
.white-paper-list .thmb-wrap {
  margin-top: -90px;
  margin-bottom: 15px;
  border-radius: 12px;
  overflow: hidden;
}
.white-paper-list .txt-wrap {
  padding-left: 20px;
  padding-right: 20px;
}
.white-paper-list .ttl {
  margin-bottom: 15px;
  font-size: 2rem;
  text-align: left;
  line-height: 1.5;
  font-weight: 500;
}
.white-paper-list .summary {
  line-height: 1.6;
}
.white-paper-list .circle-arrow-link {
  position: absolute;
  bottom: 30px;
  right: 20px;
}
.white-paper-list .circle-arrow-link p {
  font-size: 1.3rem;
}
.white-paper-list .circle-arrow-link p:after {
  margin-top: -2px;
}
@media screen and (max-width: 767px) {
  .white-paper-list {
    display: block;
    margin-top: -30px;
    margin-left: 0;
  }
  .white-paper-list > li {
    width: 100%;
    margin-left: 0;
  }
  .white-paper-list a {
    padding: 0 10px 30px 10px;
  }
  .white-paper-list .ttl {
    margin-bottom: 0.5em;
    font-size: 1.6rem;
  }
  .white-paper-list .circle-arrow-link {
    position: absolute;
    bottom: 20px;
    right: 20px;
  }
}