@charset "utf-8";
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@700&display=swap');
.gigaindex {
 max-width: 640px;
 margin: auto;
 text-align: left;
 font-weight: 600;
}
.gigaindex .detail .free-custom {
 text-align: left;
}
.gigaindex a, .gigaindex a:hover {
 color: #000 !important;
}
.gigaindex .sns-share {
 display: none;
}
.gigaindex img {
 max-width: 100%;
 height: auto;
 vertical-align: top;
}
.gigaindex a {
 -webkit-transition: all 450ms cubic-bezier(0.23, 1, 0.32, 1) 0ms;
 transition: all 450ms cubic-bezier(0.23, 1, 0.32, 1) 0ms;
}
.gigaindex .head {
 display: none;
}
.gigaindex .content {
 padding: 0 0 10px;
 margin-bottom: 50px;
}
.gigaindex .bg {
 background-color: #DBDCDC;
 padding: 40px 14px 0;
}
.gigaindex .txtbox {
 color: #fff;
}
.gigaindex .en {
 font-family: "Poppins", Arial, Helvetica, sans-serif;
 font-weight: 700;
}
.gigaindex .txtbox .gi-logo {
 margin: 0 auto 30px;
 padding-right: 10px;
}
.gigaindex .txtbox .ttl {
 margin: 20px auto;
 font-size: 2.2em;
 line-height: 1.2em;
 font-weight: 700;
 text-align: center;
 white-space: nowrap;
}
.gigaindex .txtbox .ttl.en {
 font-size: 2.4em;
 margin-top: -10px;
 color: #D0121B;
 margin-bottom: 40px;
}
@media screen and (max-width : 480px) {
 .gigaindex .txtbox .ttl {
  font-size: 6vw;
 }
 .gigaindex .txtbox .ttl.en {
  font-size: 8vw;
 }
}
.gigaindex .txtbox .ttl .feature {
 display: block;
 background-color: #D0121B;
 color: #fff;
 font-size: 15px;
 line-height: 1em;
 padding: 4px 10px;
 width: 60px;
 text-align: center;
 margin: 0 auto 10px;
}
.gigaindex .txtbox .read {
 font-size: 14px;
 line-height: 1.8em;
}
.gigaindex .pagettl span {
 display: block;
 font-size: 26px;
 line-height: 1.8em;
}
.gigaindex .section-ttl {
 text-align: center;
 font-size: 14px;
 margin-bottom: 12px;
 color: #33365C;
}
.gigaindex .section-ttl .en {
 display: block;
 font-size: 3em;
 line-height: .8em;
 color: #D0121B;
 margin-bottom: 5px;
}
.gigaindex a img:hover, .gigaindex .linkbutton:hover {
 color: #fff !important;
}
.gigaindex .linkbutton {
 display: block;
 box-sizing: border-box;
 width: 80%;
 padding: 8px;
 color: #fff !important;
 font-weight: 700;
 background: #D0121B;
 text-align: center;
 box-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
 border-radius: 50px;
 font-size: 1.4em;
 max-width: 480px;
 margin: 1em auto .5em;
}
#container .seminar-area {
 margin-bottom: 2em;
}
#container .seminar-area:last-of-type {
 margin-bottom: 0;
}
#container section {
 padding-bottom: 30px;
}
#container .grid {
 display: -ms-flexbox;
 display: flex;
 -ms-flex-wrap: wrap;
 flex-wrap: wrap;
 justify-content: space-between;
}
#container .art-box {
 width: 100%;
 margin-bottom: 2em;
 background: #fff;
 color: #000;
 padding: 1em;
 box-sizing: border-box;
}
#container .art-box .figcaption {
 position: relative;
}
#container .art-box .figure {
 width: 100%;
 aspect-ratio: 1.5;
 aspect-ratio: 3 / 2;
 object-fit: cover
}
#container .art-box .title {
 font-size: 1.2em;
 font-weight: 700;
 line-height: 1.4em;
 margin: .8em auto .5em;
}
#container .art-box .cap {
 font-size: 15px;
 color: #777;
}
#container .art-box .ttl-latest {
 position: relative;
 padding: 4px 10px;
 background-color: #333;
 color: #fff;
 font-weight: 600;
 font-size: 13px;
 line-height: 1em;
 display: inline-block;
 margin-top: 1.2em;
 margin-bottom: .5em;
}
#container .art-box .ttl-latest::after {
 position: absolute;
 bottom: -6px;
 left: 1em;
 width: 0;
 height: 0;
 content: '';
 border-width: 8px 8px 0 8px;
 border-style: solid;
 border-color: #333 transparent transparent transparent;
}
#container .art-box.soon {
 display: flex;
 justify-content: center;
 align-items: center;
 min-height: 200px;
}
#container .art-box.soon p {
 font-family: "Poppins", Arial, Helvetica, sans-serif;
 font-weight: 700;
 color: #ddd;
 font-size: 2em;
}
#container .disc {
 margin-left: 1em;
}
#container .disc li {
 list-style-type: disc;
 margin-bottom: 10px;
}
#container .disc li a {
 color: #036492;
 font-size: 15px;
 line-height: 1.7em;
}
#container .disc li a:hover {
 text-decoration: underline;
}
#container .seminar-area {
 background: #fff;
 padding: 1em;
}
#container .seminar-area .figure {
 width: 100%;
 margin-bottom: 1em;
}
#container .seminar-area .figcaption {
 width: 100%;
 line-height: 1.6em;
}
#container .seminar-area .figcaption .title {
 font-size: 1.4em;
 line-height: 1.4em;
 margin-bottom: 10px;
 font-weight: 800;
}
#container .detail {
 border-top: 2px solid #eee;
 border-bottom: 2px solid #eee;
 margin: 12px 0 8px;
 padding: 6px 0;
}
#container .detail dt {
 width: 56px;
 float: left;
 padding: 2px 0;
 white-space: nowrap;
 font-weight: 700;
}
#container .detail dd {
 margin-left: 56px;
 padding: 2px 0;
}
#container .detail dd::before {
 content: ":";
 margin: 0 10px;
}
#container .cap {
 font-size: .9em;
}
.gigaindex .main-area {
 position: relative;
 background-color: #33365C;
}
.gigaindex .main-area .section-header {
 position: absolute;
 left: 50px;
 right: 50px;
 top: 0;
 bottom: 0;
 margin: auto;
 z-index: 10;
 display: flex;
 justify-content: center;
 align-items: center;
}
.gigaindex .main {
 position: relative;
 width: 100%;
 padding-bottom: 140%;
 overflow: hidden;
 opacity: .3;
}
.gigaindex .main_img {
 opacity: 0;
 width: auto;
 max-width: inherit;
 height: 100% !important;
 -o-object-fit: cover;
 object-fit: cover;
 font-family: "object-fit: cover;";
 position: absolute;
 top: 0;
 left: 0;
 -webkit-animation: anime 20s 0s infinite;
 animation: anime 20s 0s infinite;
 background: none;
}
.gigaindex .main_img:nth-of-type(2) {
 -webkit-animation-delay: 4s;
 animation-delay: 4s;
}
.gigaindex .main_img:nth-of-type(3) {
 -webkit-animation-delay: 8s;
 animation-delay: 8s;
}
.gigaindex .main_img:nth-of-type(4) {
 -webkit-animation-delay: 12s;
 animation-delay: 12s;
}
.gigaindex .main_img:nth-of-type(5) {
 -webkit-animation-delay: 16s;
 animation-delay: 16s;
}
@keyframes anime {
 0% {
  opacity: 0;
  transform: scale(1.1);
 }
 8% {
  opacity: 1;
 }
 17% {
  opacity: 1;
 }
 25% {
  opacity: 0;
  transform: scale(1);
  z-index: 9;
 }
 98% {
  opacity: 1；
 }
 100% {
  opacity: 1；
 }
}
@-webkit-keyframes anime {
 0% {
  opacity: 0;
  -webkit-transform: scale(1.1);
  transform: scale(1.1);
 }
 8% {
  opacity: 1;
 }
 17% {
  opacity: 1;
 }
 25% {
  opacity: 0;
  -webkit-transform: scale(1);
  transform: scale(1);
  z-index: 9;
 }
 98% {
  opacity: 1；
 }
 100% {
  opacity: 1
 }
}