@charset "UTF-8";
.contents.cm h1 {
  margin: 0 0 0;
  padding: 48px;
  color: #fff;
  background-color: #42759c;
  font-size: 30px;
  font-weight: normal;
  text-align: center;
}
.contents.cm h2 {
  margin: 0 0 70px;
  text-align: center;
}
.contents.cm h3 {
  overflow: hidden;
  font-size: 22px;
  text-align: left;
}
.contents.cm h3 span {
  position: relative;
}
.contents.cm .cm-library {
  margin: 0 auto;
  padding: 40px 20px;
  width: 1000px;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 2px rgba(0, 0, 0, 0.2);
}
.contents.cm .cm-library .child {
  margin-right: 20px;
  margin-bottom: 40px;
  position: relative;
  float: left;
  width: 470px;
}
.contents.cm .cm-library .child:nth-child(even) {
  margin-right: 0;
}
.contents.cm .cm-library .child .video {
  margin-top: 20px;
}
.contents.cm .cm-library .child .video a {
  display: block;
  position: relative;
}
.contents.cm .cm-library .child .video a img.transport {
  position: absolute;
  top: 0;
  left: 0;
  width: 470px;
  height: 264px;
  background: transparent;
}
.contents.cm .cm-library .child .video a img.transport:hover {
  background: #66ccff;
  opacity: 0.6;
}
.contents.cm .cm-container {
  padding: 40px 0 100px;
  background: #f2f2f2;
  text-align: center;
}
.contents.cm h2 {
  margin-top: 20px;
  font-size: 28px;
  font-weight: bold;
}
.contents.cm h2 span {
  border-bottom: solid 3px #000;
  display: inline-block;
}

.popup {
  position: fixed;
  top: 0;
  left: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  transition: opacity 0s;
  opacity: 0;
}
.popup > .popupBgi, .popup > .popupPlate {
  z-index: 900;
}
.popup .popupBgi {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 800;
  width: 100%;
  height: 100%;
}
.popup.open {
  z-index: 9999;
  transition: opacity 0.2s;
  opacity: 1;
}
.popup .popupPlate {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  max-width: 1000px;
  max-width: 856px;
}
.popup .popupClose {
  position: absolute;
  top: -1em;
  right: 0;
  transform: translateY(-100%);
  width: 30px;
  height: 30px;
  cursor: pointer;
}
.popup .popupClose:before, .popup .popupClose:after {
  border-radius: 2.5px;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 2px; /* 棒の幅（太さ） */
  height: 133%; /* 棒の高さ */
  background: #fff;
  content: "";
}
.popup .popupClose:before {
  transform: translate(-50%, -50%) rotate(45deg);
}
.popup .popupClose:after {
  transform: translate(-50%, -50%) rotate(-45deg);
}
.popup .popupClose:hover {
  opacity: 0.7;
}