@-webkit-keyframes blink_animation {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes blink_animation {
  0% {
    opacity: 0;
  }
  10% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

.box1 {
  margin-bottom: 3.75em;
}

.box2 {
  margin-bottom: 6.25em;
}

.ir-library-list-area {
  background-color: #eee;
  padding: 3.9em 5% 2.4em;
  -webkit-transition: opacity 0.5s ease-out, -webkit-transform 0.5s cubic-bezier(0.13, 0.38, 0.12, 1);
  transition: opacity 0.5s ease-out, -webkit-transform 0.5s cubic-bezier(0.13, 0.38, 0.12, 1);
  -o-transition: opacity 0.5s ease-out, transform 0.5s cubic-bezier(0.13, 0.38, 0.12, 1);
  transition: opacity 0.5s ease-out, transform 0.5s cubic-bezier(0.13, 0.38, 0.12, 1);
  transition: opacity 0.5s ease-out, transform 0.5s cubic-bezier(0.13, 0.38, 0.12, 1), -webkit-transform 0.5s cubic-bezier(0.13, 0.38, 0.12, 1);
  -webkit-transform: translateY(5em);
      -ms-transform: translateY(5em);
          transform: translateY(5em);
  opacity: 0;
}

.ir-library-list-area.show {
  -webkit-transform: translateY(0);
      -ms-transform: translateY(0);
          transform: translateY(0);
  opacity: 1;
}

.box-library__text {
  color: #fff;
  margin: 0;
  text-align: center;
  font-size: 3.5vw;
  height: 12vw;
  line-height: 12vw;
  background-color: #cb322b;
  position: relative;
}

.box-library__text.active:before {
  background-image: url(/ir/library/img/library-list-area-close.png);
}

.box-library__text::before {
  display: block;
  content: " ";
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  background-image: url(/ir/library/img/library-list-area.png);
  background-repeat: no-repeat;
  background-size: 0.7em auto;
  background-position: 93% 50%;
  -webkit-transition: background-image 0.3s ease-out;
  -o-transition: background-image 0.3s ease-out;
  transition: background-image 0.3s ease-out;
}

.ir-library-list {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
}

.ir-library-list__item {
  -webkit-box-flex: 0;
  -webkit-flex: 0 0 23.61%;
      -ms-flex: 0 0 23.61%;
          flex: 0 0 23.61%;
  height: 3.75em;
  margin-right: 1.85%;
  margin-bottom: 1.3em;
  line-height: 3.75em;
  background-color: #fff;
  text-align: center;
}

.ir-library-list__item:before {
  content: " ";
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-image: url(/common/img/link-arrow-bk.png);
  background-position: 11.76% center;
  background-repeat: no-repeat;
  background-size: 0.45em auto;
  -webkit-transition: opacity 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  -o-transition: opacity 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  transition: opacity 0.5s cubic-bezier(0.63, 0, 0.45, 1);
}

.ir-library-list__item:after {
  content: " ";
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-image: url(/common/img/link-arrow-wh.png);
  background-position: 11.76% center;
  background-repeat: no-repeat;
  background-size: 0.45em auto;
  pointer-events: none;
  -webkit-transition: opacity 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  -o-transition: opacity 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  transition: opacity 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  opacity: 0;
}

.ir-library-list__item a, .ir-library-list__item a:link, .ir-library-list__item a:visited {
  position: relative;
  display: block;
  -webkit-transition: color 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  -o-transition: color 0.5s cubic-bezier(0.63, 0, 0.45, 1);
  transition: color 0.5s cubic-bezier(0.63, 0, 0.45, 1);
}

@media screen and (min-width: 769px) {
  .ir-library-list__item:nth-child(4n) {
    margin-right: 0;
  }
  .ir-library-list__item:hover {
    background-color: #cb322b;
  }
  .ir-library-list__item:hover:before {
    opacity: 0;
  }
  .ir-library-list__item:hover:after {
    opacity: 1;
  }
  .ir-library-list__item:hover a, .ir-library-list__item:hover a:link, .ir-library-list__item:hover a:visited {
    color: #fff;
  }
}

@media screen and (max-width: 768px) {
  .box1 {
    margin-bottom: 8vw;
    z-index: 2;
  }
  .box2 {
    margin-bottom: 19.73vw;
    z-index: 1;
  }
  .ir-library-list-area {
    padding: 0;
    background-color: #fff;
    position: relative;
  }
  .ir-library-list {
    position: absolute;
    top: calc(12vw + 2px);
    height: 0;
    overflow: hidden;
    -webkit-transition: height 0.3s ease-out;
    -o-transition: height 0.3s ease-out;
    transition: height 0.3s ease-out;
  }
  .ir-library-list__item {
    -webkit-box-flex: 0;
    -webkit-flex: 0 0 100%;
        -ms-flex: 0 0 100%;
            flex: 0 0 100%;
    margin: 0;
    font-size: 3.5vw;
    height: 12vw;
    line-height: 12vw;
    border-bottom: solid 2px #fff;
    background-color: #eeeeee;
    overflow: hidden;
  }
  .ir-library-list__item:last-child {
    margin-bottom: 0;
  }
  .ir-library-list__item:before {
    content: none;
  }
  .ir-library-list__item:after {
    content: none;
  }
  .ir-library-list__item a, .ir-library-list__item a:link, .ir-library-list__item a:visited {
    color: #000;
  }
}
/*# sourceMappingURL=library.css.map */