@charset "UTF-8";
#main img {
  max-width: 100%;
}
.face-periodic p {
  font-size: 16px;
  margin: 0;
}
.face-periodic .intro {
  border-bottom: rgb(155,155,155) dashed 1px;
  margin: 0 0 30px;
  padding: 0 0 30px;
}
.face-periodic .intro strong {
  display: block;
  font-size: 20px;
}
.face-periodic .flow h2 {
  background: rgb(120,150,165);
  font-size: 20px;
  font-weight: normal;
  color: rgb(255,255,255);
  text-align: center;
  margin: 0 0 20px;
  padding: .2em 0;
}
.face-periodic .flow ul {
  display: flex;
  flex-flow: row wrap;
  justify-content: space-between;
  list-style: none;
  margin: 0 !important;
  padding: 0;
}
.face-periodic .flow ul li {
  width: 340px;
  list-style: none;
  margin: 0;
  padding: 0 0 15px;
}
.face-periodic .flow ul li em {
  display: block;
  font-size: 20px;
  font-style: normal;
  font-weight: normal;
  text-align: center;
}
.face-periodic .flow div {
  background: rgba(120,150,165, .1);
  margin: 0 0 20px;
  padding: 15px;
}
.face-periodic .flow div h4 {
  padding: 0 0 20px;
}
.face-periodic .flow div h4 b {
  display: inline-block;
  background: url(_img/face_periodic-img-icon-34.webp) no-repeat;
  background-size: contain;
  font-size: 24px;
  font-weight: normal;
  color: rgb(120,150,165);
  line-height: 40px;
  padding: 0 15px 0 95px;
}
.face-periodic .flow div h4 span {
  font-size: 16px;
  font-weight: normal;
}
.face-periodic .flow div dl {
  padding: 0 0 15px 270px;
  min-height: 200px;
}
.face-periodic .flow div dl dt {
  font-size: 20px;
}
.face-periodic .flow div dl:nth-of-type(1) {
  background: url(_img/face_periodic-img-03.webp) no-repeat;
  background-size: 250px;
}
.face-periodic .flow div dl:nth-of-type(2) {
  background: url(_img/face_periodic-img-04.webp) no-repeat;
  background-size: 250px;
}
.face-periodic .flow div dl:nth-of-type(3) {
  background: url(_img/face_periodic-img-05.webp) no-repeat;
  background-size: 250px;
}
.face-periodic .flow div dl:nth-of-type(4) {
  background: url(_img/face_periodic-img-06.webp) no-repeat;
  background-size: 250px;
}