.about {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.about-content {
  width: 400px;
  margin: 15%;
  text-align: center;
}
.about-inner {
  display: inline-block;
  text-align: left;
}
.about-img {
  width: calc(100% - 30% - 400px);
  margin: 15% 0;
  padding-bottom: 500px;
  background-size: cover;
  background-position: center;
}

.concept {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.concept-img {
  width: 50%;
  background-size: cover;
  background-position: center;
  padding-bottom: 500px;
}
.concept-content {
  width: 50%;
  text-align: center;
}
.concept-inner {
  display: inline-block;
  text-align: left;
}

.director {
  overflow: hidden;
}
.director-title {
  position: relative;
  margin: 15% 0;
  height: 55vh;
  min-height: 280px;
}
.director-title:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0%;
  height: 100%;
  background-color: #333;
  -moz-transition: width 1s;
  -o-transition: width 1s;
  -webkit-transition: width 1s;
  transition: width 1s;
}
.director-title.show:before {
  width: 100%;
}
.director-wrap {
  margin: 15% auto;
  max-width: 800px;
}
.director-content {
  display: -ms-flexbox;
  display: flex;
  margin-bottom: 10%;
}
.director-content:nth-child(even) {
  -ms-flex-direction: row-reverse;
  -webkit-flex-direction: row-reverse;
  flex-direction: row-reverse;
}
.director-content:nth-child(even) .director-inner {
  margin-top: 10%;
  margin-bottom: -10%;
}
.director-img {
  width: 50%;
}
.director-img img {
  width: 100%;
}
.director-inner {
  display: -ms-flexbox;
  display: flex;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
  padding: 5%;
  width: 40%;
  background: #151515;
  margin-top: -10%;
  margin-bottom: 10%;
}

.img {
  position: relative;
}
.img:before {
  position: absolute;
  top: 0;
  right: 0;
  content: "";
  width: 100%;
  height: 100%;
  background: #222;
  -moz-transition: width 1s;
  -o-transition: width 1s;
  -webkit-transition: width 1s;
  transition: width 1s;
}
.img.show:before {
  width: 0;
}

.sub-title, .cont {
  opacity: 0;
  -moz-transform: translateY(40px);
  -ms-transform: translateY(40px);
  -webkit-transform: translateY(40px);
  transform: translateY(40px);
  -moz-transition: opacity 1s, -moz-transform 1s;
  -o-transition: opacity 1s, -o-transform 1s;
  -webkit-transition: opacity 1s, -webkit-transform 1s;
  transition: opacity 1s, transform 1s;
}

.show .sub-title, .show .cont {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}
.show .cont {
  -moz-transition-delay: 0.5s;
  -o-transition-delay: 0.5s;
  -webkit-transition-delay: 0.5s;
  transition-delay: 0.5s;
}

@media screen and (max-width: 1200px) {
  .about-content {
    margin: 15% 10%;
  }
  .about-img {
    width: calc(100% - 20% - 400px);
  }
}
@media screen and (max-width: 1100px) {
  .about {
    display: block;
  }
  .about-content {
    width: auto;
    margin: 15%;
  }
  .about-img {
    width: auto;
    margin-right: 15%;
    padding-bottom: 40%;
  }

  .concept {
    display: block;
  }
  .concept-img {
    display: none;
  }
  .concept-content {
    width: auto;
    margin: 15%;
  }

  .director-wrap {
    margin: 25% auto;
  }
}
@media screen and (max-width: 800px) {
  .director-content:nth-child(even) .director-inner {
    margin: 0;
  }
  .director-img {
    width: 45%;
  }
  .director-inner {
    background: none;
    margin: 0;
    width: 55%;
  }
}
@media screen and (max-width: 640px) {
  .about-img {
    margin-right: 0;
    padding-bottom: 50%;
  }
  .about-content {
    margin: 15% 20px;
  }

  .concept-content {
    margin: 0 20px;
  }

  .director-title {
    height: 45vh;
  }
  .director-wrap {
    margin: 0;
  }
  .director-content {
    width: auto;
    margin: 0 20px 15%;
    display: block;
  }
  .director-content:nth-child(even) .director-inner {
    margin: 20px 0 0;
  }
  .director-img {
    width: auto;
  }
  .director-inner {
    width: auto;
    padding: 0;
    margin: 20px 0 0;
  }
}