#modal-block {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100vh;
  background: url("../img/bg_modal.jpg") no-repeat top center;
  background-size: cover;
  z-index: 99;
  overflow-y: scroll;
}
@media only screen and (max-width: 768px) {
  #modal-block img {
    width: 100%;
  }
}
#modal-block .close-area {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
#modal-block .close {
  position: absolute;
  top: -45px;
  right: 63px;
  z-index: 5;
  cursor: pointer;
  transition: all 0.3s ease;
}
@media only screen and (max-width: 768px) {
  #modal-block .close {
    top: -7.8125vw;
    right: 9.375vw;
  }
}
#modal-block .close span {
  position: absolute;
  display: block;
  top: 25px;
  left: 14px;
  width: 50px;
  height: 2px;
  background-color: #b0a58c;
  transition: all 0.3s ease;
}
@media only screen and (max-width: 768px) {
  #modal-block .close span {
    top: 3.90625vw;
    left: 2.1875vw;
    width: 7.8125vw;
    height: 0.3125vw;
  }
}
#modal-block .close span:nth-child(1) {
  transform: rotate(25deg);
}
#modal-block .close span:nth-child(2) {
  transform: rotate(-25deg);
}
#modal-block .m-image {
  display: none;
  position: relative;
  display: block;
  margin: 0 auto;
  text-align: left;
  margin: 50px 0;
  padding-bottom: 50px;
}
@media only screen and (max-width: 768px) {
  #modal-block .m-image {
    margin: 12.5vw 3.125vw 0;
    padding-bottom: 12.5vw;
  }
}
#modal-block .m-image img {
  border: 1px solid #cccccc;
}
#modal-block .m-box {
  display: none;
  position: relative;
  display: block;
  margin: 0 auto;
  text-align: left;
}
#modal-block .modal-content {
  text-align: center;
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
}
#modal-block .mv-modal .youtube {
  width: 900px;
  height: 500px;
}
@media only screen and (max-width: 768px) {
  #modal-block .mv-modal .youtube {
    width: 90.625vw;
    height: 56.25vw;
  }
}
#modal-block .mv-modal .youtube iframe {
  width: 100%;
  height: 100%;
}