/* MediaQuery */

/* Color */

@media only screen and (max-width: 749px) {
  .sub-system {
    width: 100%;
    padding: 0 5vw;
  }
}

.sub-system .sub-article {
  padding-right: 95px;
  padding-left: 95px;
}

.sub-system-intro h2 {
  display: block;
  margin: 0 auto 35px;
}

@media only screen and (max-width: 749px) {
  .sub-system-intro h2 {
    margin: 0 auto 4vw;
  }
}

.sub-system-intro h2 img {
  margin: auto;
}

@media only screen and (max-width: 749px) {
  .sub-system-intro h2 img {
    height: 7vw;
  }
}

.sub-system-intro p {
  text-align: center;
  font-weight: bold;
  margin: 0 0 40px;
}

@media only screen and (max-width: 749px) {
  .sub-system-intro p {
    font-size: 3vw;
    margin: 0 auto 4vw;
  }
}

.sub-system-intro p:last-of-type {
  margin: 0 0 80px;
}

@media only screen and (max-width: 749px) {
  .sub-system-intro p:last-of-type {
    margin: 0 auto 5vw;
  }
}

.sub-system-nav {
  margin: 0 0 95px;
}

.sub-system-nav ol {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row wrap;
          flex-flow: row wrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.sub-system-nav ol li a {
  position: relative;
}

.sub-system-nav ol li a img.active {
  position: relative;
  margin: -51px 0 0;
  opacity: 0;
}

.sub-system-nav ol li a:hover img.link {
  opacity: 0;
}

.sub-system-nav ol li a:hover img.active {
  opacity: 1;
}

@media only screen and (max-width: 749px) {
  .sub-system-phase a {
    display: block;
    width: 100%;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase a:first-of-type {
    border: 1px solid #141414;
    -webkit-box-ordinal-group: 101;
        -ms-flex-order: 100;
            order: 100;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase a img {
    width: 100%;
    height: auto;
  }
}

.sub-system-phase#phase1 > .sub-system-phase-contents > .sub-system-note {
  -webkit-box-ordinal-group: 100;
      -ms-flex-order: 99;
          order: 99;
}

@media only screen and (min-width: 750px) {
  .sub-system-phase#phase1 > .sub-system-phase-contents > .sub-system-note > picture {
    margin: -250px 0 0 240px;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase#phase2 > .sub-system-phase-contents > .sub-system-note {
    -webkit-box-ordinal-group: 100;
        -ms-flex-order: 99;
            order: 99;
  }
}

@media only screen and (min-width: 750px) {
  .sub-system-phase#phase2 > .sub-system-phase-contents > .sub-system-note > picture {
    margin: -290px 0 0 0;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase#phase2 > .sub-system-phase-contents > .sub-system-note-sub {
    -webkit-box-ordinal-group: 101;
        -ms-flex-order: 100;
            order: 100;
  }
}

.sub-system-phase#phase2 > .sub-system-phase-contents > .sub-system-note-sub h4 {
  margin: 35px auto 20px;
}

@media only screen and (max-width: 749px) {
  .sub-system-phase#phase2 > .sub-system-phase-contents > .sub-system-note-sub h4 {
    margin: 0 auto 5vw;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase#phase2 > .sub-system-phase-contents > .sub-system-note-sub p {
    text-align: left;
  }
}

.sub-system-phase#phase3 > .sub-system-phase-contents > .sub-system-note {
  -webkit-box-ordinal-group: 100;
      -ms-flex-order: 99;
          order: 99;
}

@media only screen and (min-width: 750px) {
  .sub-system-phase#phase3 > .sub-system-phase-contents > .sub-system-note > picture {
    margin: -280px 0 0 150px;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase#phase4 > .sub-system-phase-contents > .sub-system-note {
    -webkit-box-ordinal-group: 100;
        -ms-flex-order: 99;
            order: 99;
  }
}

@media only screen and (min-width: 750px) {
  .sub-system-phase#phase4 > .sub-system-phase-contents > .sub-system-note > picture {
    margin: -310px 0 0 0;
  }
}

.sub-system-phase-contents {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row wrap;
          flex-flow: row wrap;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: start;
      -ms-flex-align: start;
          align-items: flex-start;
  width: 100%;
  padding: 0 0 100px;
}

@media only screen and (min-width: 750px) {
  .sub-system-phase-contents.collapse:not(.show) {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-phase-contents {
    width: 100%;
    margin: 5vw 0 0;
    padding: 0;
  }
}

.sub-system-phase-label {
  display: block;
  margin: 0 auto 35px;
  width: 100%;
}

@media only screen and (max-width: 749px) {
  .sub-system-phase-label {
    margin: 0 auto 3vw;
  }
}

.sub-system-phase-label img {
  margin: auto;
}

@media only screen and (max-width: 749px) {
  .sub-system-phase-label img {
    width: 10vw;
  }
}

.sub-system-note {
  width: 468px;
}

@media only screen and (max-width: 749px) {
  .sub-system-note {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-flow: column;
            flex-flow: column;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    width: 100%;
  }
}

.sub-system-note h4 {
  position: relative;
  z-index: 99;
}

@media only screen and (max-width: 749px) {
  .sub-system-note h4 {
    margin: auto;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-note h4 img {
    height: 6vw;
    margin: 0 0 3vw;
  }
}

.sub-system-note p {
  position: relative;
  line-height: 180%;
  font-weight: bold;
  z-index: 99;
}

@media only screen and (max-width: 749px) {
  .sub-system-note p {
    font-size: 3vw;
    margin: 0 auto 5vw;
  }
}

.sub-system-note > picture {
  position: absolute;
  z-index: 1;
}

@media only screen and (max-width: 749px) {
  .sub-system-note > picture {
    position: absolute;
    -webkit-box-ordinal-group: -98;
        -ms-flex-order: -99;
            order: -99;
    margin: -58vw auto 0;
    width: 75vw;
  }
}

.sub-system-thumb {
  display: inline-block;
  -webkit-clip-path: polygon(6% 0, 94% 0, 100% 12%, 100% 88%, 94% 100%, 6% 100%, 0% 88%, 0% 12%);
  clip-path: polygon(6% 0, 94% 0, 100% 12%, 100% 88%, 94% 100%, 6% 100%, 0% 88%, 0% 12%);
}

@media only screen and (max-width: 749px) {
  .sub-system-thumb {
    margin: 0 auto 5vw;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-thumb img {
    margin: auto;
  }
}

.sub-system-note-sub {
  width: 100%;
  padding: 20px 0 0;
}

@media only screen and (max-width: 749px) {
  .sub-system-note-sub {
    margin: auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-flow: row wrap;
            flex-flow: row wrap;
    -webkit-box-pack: center;
        -ms-flex-pack: center;
            justify-content: center;
  }
}

.sub-system-note-sub h4 {
  display: block;
  margin: 35px auto 20px;
  width: 100%;
}

.sub-system-note-sub h4 img {
  margin: auto;
}

.sub-system-note-sub p {
  text-align: center;
  font-weight: bold;
  line-height: 180%;
  margin: 0;
}

@media only screen and (max-width: 749px) {
  .sub-system-note-sub p {
    font-size: 3vw;
    margin: 0 auto 5vw;
  }
}

@media only screen and (max-width: 749px) {
  .sub-system-note-sub > picture {
    position: relative;
  }
}