@charset "utf-8";


.introduction {
  padding-top: 25px;
  max-width: 900px;
  margin-left: auto;
  margin-right: auto;
}

@media screen and (max-width: 1085px) {
  .introduction {
    text-align: left;
  }
}

.introduction ul {
  margin-top: 1em;
}

.introduction ul li {
  font-size: 1.3rem;
}


/**/
.briefing .main_contents {
  background-image: url(/asset/images/bg_briefing.webp);
  background-size: cover;
  background-repeat: no-repeat;
  background-position: top center;
  padding-bottom: 70px;
}

body.pages.briefing .contents {
  padding-top: 45px;
}



.list_briefing {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
}

.list_briefing .item {
  width: 32%;
  margin-right: 2%;
  margin-bottom: 30px;
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  text-decoration: none;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.list_briefing .item:nth-of-type(3n) {
  margin-right: 0;
}

@media screen and (max-width: 767px) {
  .list_briefing .item {
    width: 48%;
  }

  .list_briefing .item:nth-of-type(3n) {
    margin-right: 2%;
  }

  .list_briefing .item:nth-of-type(2n) {
    margin-right: 0;
  }
}

@media screen and (max-width: 580px) {
  .list_briefing .item {
    width: 100%;
    margin-right: 0;
  }

  .list_briefing .item:nth-of-type(3n) {
    margin-right: 0%;
  }
}

.list_briefing .item .btn {
  margin-top: 1em;
}

.list_briefing .item .conts h4 {
  font-size: 1.6rem;
}

.list_briefing .item .thumbnail {
  position: relative;
  z-index: 3;
  overflow: hidden;
  width: 100%;
  padding-top: 56.25%;
}

.list_briefing .item .thumbnail figure {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
}

.list_briefing .item .thumbnail::before {
  content: "";
  display: block;
  height: 60px;
  width: 60px;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 60px;
  z-index: 4;
}

.list_briefing .item .thumbnail::after {
  display: inline-block;
  font-family: 'Material Icons';
  line-height: 30px;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  font-size: 30px;
  content: "play_arrow";
  z-index: 5;
}

.list_briefing .item .thumbnail img {
  position: relative;
  z-index: 3;
}

@media screen and (max-width: 820px) {
  .list_briefing .item .conts {
    width: 100%;
    margin-top: 0.5em;
    z-index: 1;
  }

  .list_briefing .item .thumbnail {
    margin-right: auto;
    margin-left: auto;
  }
}

.list_briefing .item .company_data {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  background-color: #ffffff;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.list_briefing .item .company_data .company_logo {
  width: 18%;
  margin-left: 2%;
  position: relative;
}

.list_briefing .item .company_data .company_logo::after {
  display: block;
  content: "";
  padding-top: 100%;
  width: 100%;
  height: 100%;
}

@media screen and (max-width: 390px) {
  .list_briefing .item .company_data {
    -webkit-box-align: stretch;
    -ms-flex-align: stretch;
    align-items: stretch;
  }
}

.list_briefing .item .company_data .company_logo img {
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  width: 100%;
}


.list_briefing .item .company_data h5 {
  width: 78%;
  color: #000;
}


.list_briefing .item .conts dt {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin-bottom: 1em;
}

.list_briefing .item .conts dt h4 {
  padding-top: 1em;
  width: 100%;
}

.list_briefing .item .conts dt .tag {
  width: 100%;
  padding-bottom: 1.5em;
  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;
}

.list_briefing .item .conts dt .tag li {
  padding: 3px 15px;
  text-align: center;
  border-radius: 50px;
  background-color: #F2F6F8;
}

.list_briefing .item .conts dt .tag li+li {
  margin-left: 0.5em;
}

.list_briefing .item .conts dt figure {
  width: 80px;
  height: 80px;
  margin-top: 1em;
  margin-right: 20px;
  border-radius: 200px;
  overflow: hidden;
  text-align: center;
  background-color: #fff;
}

.list_briefing .item .conts dt figure img {
  height: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}

@media screen and (max-width: 820px) {
  .list_briefing .item .conts dt figure {
    margin-left: 0;
  }
}

.list_briefing .item .conts dt div {
  width: calc(100% - 100px);
  font-size: 1.4rem;
}

.list_briefing .item .conts dt p {
  line-height: 1.25;
}

.list_briefing .item .conts dt p span {
  font-size: 1.1rem;
}

.list_briefing .item .conts {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  height: 100%;
}

.list_briefing .item .conts>dd:first-of-type {
  margin-bottom: auto;
}

.list_briefing .item .conts dd {
  font-size: 1.4rem;
}