.ir-library .c-listInfo {
  border-bottom: solid 1px #e6e6e6;
  padding: 5.3333333333vw 0 5.3333333333vw 1.3333333333vw;
  flex-direction: column;
}
@media screen and (min-width: 767px) {
  .ir-library .c-listInfo {
    padding: 30px 0 30px 10px;
    flex-direction: row;
  }
}
.ir-library .c-listInfo:not(:last-child) {
  margin-bottom: 0;
}
.ir-library .c-listInfo__time {
  color: #a5a5a5;
  font-family: "Roboto", sans-serif;
  margin-right: 2.6666666667vw;
  letter-spacing: 0.06em;
  font-size: 3.2vw;
  display: block;
}
@media screen and (min-width: 767px) {
  .ir-library .c-listInfo__time {
    font-size: 1.4rem;
    margin-right: 25px;
    display: inline-block;
  }
}
.ir-library .c-listInfo__ttl {
  display: flex;
  margin-bottom: 1.8666666667vw;
}
@media screen and (min-width: 767px) {
  .ir-library .c-listInfo__ttl {
    margin-right: 25px;
    margin-bottom: 0;
  }
}
.ir-library .c-listInfo__txt {
  font-size: 3.2vw;
  letter-spacing: 0.06em;
}
@media screen and (min-width: 767px) {
  .ir-library .c-listInfo__txt {
    font-size: 1.4rem;
  }
}
@media screen and (max-width: 1028px) {
  .ir-library .c-listInfo__txt {
    max-width: 74.9333333333vw;
  }
}
.ir-library .ir-information__documentLink {
  padding: 4.2666666667vw 15.7333333333vw 5.3333333333vw 1.3333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-library .ir-information__documentLink {
    padding: 30px 10px;
  }
}
.ir-library .ir-btn__wrap {
  margin-top: 8vw;
}
@media screen and (min-width: 767px) {
  .ir-library .ir-btn__wrap {
    margin-top: 38px;
  }
}
.ir-library .ir-btn__wrap .ir-btn {
  margin: 0 auto;
  width: 240px;
  height: 56px;
}
@media screen and (min-width: 767px) {
  .ir-library .ir-btn__wrap .ir-btn {
    width: 290px;
    height: 62px;
  }
}
.ir-library .ir-btn__wrap .ir-btn--download {
  font-size: 2.9333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-library .ir-btn__wrap .ir-btn--download {
    font-size: 1.4rem;
  }
}
.ir-library .ir-information__documentLink:after {
  right: 1.5%;
}
.ir-library .ir-information__documentLink .c-listInfo__time {
  margin-bottom: 2.4vw;
}
@media screen and (min-width: 767px) {
  .ir-library .ir-information__documentLink .c-listInfo__time {
    margin-bottom: 0;
  }
}

.ir-library__head {
  display: flex;
  align-items: flex-end;
  margin-bottom: 9.6vw;
}
@media screen and (min-width: 767px) {
  .ir-library__head {
    margin-bottom: 30px;
  }
}
.ir-library__head .ir-heading {
  margin-bottom: 0;
  margin-right: 3.7333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-library__head .ir-heading {
    margin-right: 20px;
  }
}

.ir-library__link-area {
  margin-top: 13.3333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-library__link-area {
    margin-top: 100px;
  }
}

.ir-library__link-list {
  display: flex;
  flex-wrap: wrap;
  margin-bottom: -4vw;
}
@media screen and (min-width: 767px) {
  .ir-library__link-list {
    margin-bottom: -30px;
    padding-bottom: 20px;
  }
}

.ir-library__link-item {
  width: calc((100% - 15px) / 2);
  border: solid 2px #E6E6E6;
  margin-bottom: 4vw;
  transition: all 0.3s;
}
@media screen and (min-width: 767px) {
  .ir-library__link-item {
    width: calc((100% - 58px) / 3);
    min-height: 162px;
    margin-bottom: 30px;
  }
  .ir-library__link-item:hover {
    border-color: #000;
  }
}
.ir-library__link-item a {
  display: block;
  width: 100%;
  height: 100%;
  position: relative;
  padding: 5.3333333333vw 5.3333333333vw 7.4666666667vw;
}
@media screen and (min-width: 767px) {
  .ir-library__link-item a {
    padding: 28px 30px 20px;
  }
}
.ir-library__link-item a::before {
  content: "";
  width: 6.4vw;
  height: 6.4vw;
  border-radius: 50%;
  border: solid 1px #000;
  position: absolute;
  bottom: 2.1333333333vw;
  right: 2.1333333333vw;
}
@media screen and (min-width: 767px) {
  .ir-library__link-item a::before {
    width: 32px;
    height: 32px;
    bottom: 10px;
    right: 10px;
  }
}
.ir-library__link-item a::after {
  content: "";
  width: 1.3333333333vw;
  height: 1.3333333333vw;
  border-right: solid 1px #000;
  border-bottom: solid 1px #000;
  transform: rotate(-45deg);
  position: absolute;
  right: 4.8vw;
  bottom: 4.8vw;
}
@media screen and (min-width: 767px) {
  .ir-library__link-item a::after {
    width: 6px;
    height: 6px;
    right: 24px;
    bottom: 22px;
  }
}
.ir-library__link-item + .ir-library__link-item {
  margin-left: 15px;
}
@media screen and (min-width: 767px) {
  .ir-library__link-item + .ir-library__link-item {
    margin-left: 29px;
  }
}
.ir-library__link-item:nth-child(2n+3) {
  margin-left: 0;
}
@media screen and (min-width: 767px) {
  .ir-library__link-item:nth-child(2n+3) {
    margin-left: 29px;
  }
}
@media screen and (min-width: 767px) {
  .ir-library__link-item:nth-child(3n+4) {
    margin-left: 0;
  }
}

.ir-library__link-heading {
  font-size: 4vw;
  letter-spacing: 0.06em;
  line-height: 1.5;
}
@media screen and (min-width: 767px) {
  .ir-library__link-heading {
    font-size: 1.8rem;
  }
}
.ir-library__link-heading + .ir-library__link-text {
  margin-top: 2.4vw;
}
@media screen and (min-width: 767px) {
  .ir-library__link-heading + .ir-library__link-text {
    margin-top: 16px;
  }
}

.ir-library__link-text {
  font-size: 2.6666666667vw;
  letter-spacing: 0.06em;
  line-height: 1.86;
}
@media screen and (min-width: 767px) {
  .ir-library__link-text {
    font-size: 1.4rem;
  }
}