.intro {
  position: fixed;
  top: 0;
  width: 100%;
  height: 100%;
  background: #FFF;
  z-index: 20;
}
.intro-logo {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -55px 0 0 -55px;
  width: 110px;
  height: 110px;
  opacity: 0;
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
}
.show-intro .intro-logo {
  opacity: 1;
}
.intro-logo img, .intro-logo svg {
  width: 100%;
  display: block;
}

#intro-img1 {
  width: 110px;
  height: 94px;
  stroke: #585447;
  stroke-dasharray: 400;
  stroke-dashoffset: 400;
  -moz-transition: stroke-dashoffset 3s, stroke-opacity 0.6s 3s;
  -o-transition: stroke-dashoffset 3s, stroke-opacity 0.6s 3s;
  -webkit-transition: stroke-dashoffset 3s, stroke-opacity 0.6s;
  -webkit-transition-delay: 0s, 3s;
  transition: stroke-dashoffset 3s, stroke-opacity 0.6s 3s;
}
.show-intro #intro-img1 {
  stroke-dashoffset: 0;
  stroke-opacity: 0;
}
#intro-img1 path {
  fill-opacity: 0;
  -moz-transition: fill-opacity 0.6s 3s;
  -o-transition: fill-opacity 0.6s 3s;
  -webkit-transition: fill-opacity 0.6s;
  -webkit-transition-delay: 3s;
  transition: fill-opacity 0.6s 3s;
}
.show-intro #intro-img1 path {
  fill-opacity: 1;
}

#intro-img2 {
  width: 110px;
  height: 16px;
  opacity: 0;
  -moz-transition: opacity 0.6s 3.6s;
  -o-transition: opacity 0.6s 3.6s;
  -webkit-transition: opacity 0.6s;
  -webkit-transition-delay: 3.6s;
  transition: opacity 0.6s 3.6s;
}
.show-intro #intro-img2 {
  opacity: 1;
}

.top-images li {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  -moz-transform: scale(1.1);
  -ms-transform: scale(1.1);
  -webkit-transform: scale(1.1);
  transform: scale(1.1);
  -moz-transition: -moz-transform 8s;
  -o-transition: -o-transform 8s;
  -webkit-transition: -webkit-transform 8s;
  transition: transform 8s;
}
.top-images li.show-img {
  -moz-transform: scale(1);
  -ms-transform: scale(1);
  -webkit-transform: scale(1);
  transform: scale(1);
}
.top-slogan {
  position: absolute;
  bottom: 30%;
  left: 20%;
  z-index: 4;
  font-size: 1.75em;
  color: #FFF;
  text-shadow: 2px 2px 6px #666;
  font-family: "Microsoft JhengHei", "Abel", sans-serif;
}
.top-slogan li {
  position: absolute;
  left: 0;
  bottom: 0;
  white-space: nowrap;
  opacity: 0;
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
}
.top-slogan li.show-text {
  opacity: 1;
}
.top-slogan-inner {
  overflow: hidden;
}
.top-slogan-inner span {
  display: block;
  -moz-transform: translateY(-100%);
  -ms-transform: translateY(-100%);
  -webkit-transform: translateY(-100%);
  transform: translateY(-100%);
  -moz-transition: -moz-transform 0.6s 0.6s;
  -o-transition: -o-transform 0.6s 0.6s;
  -webkit-transition: -webkit-transform 0.6s;
  -webkit-transition-delay: 0.6s;
  transition: transform 0.6s 0.6s;
}
.show-text .top-slogan-inner span {
  -moz-transform: translateY(0%);
  -ms-transform: translateY(0%);
  -webkit-transform: translateY(0%);
  transform: translateY(0%);
}
.show-text .top-slogan-inner:nth-child(1) span {
  -moz-transition-delay: 0s;
  -o-transition-delay: 0s;
  -webkit-transition-delay: 0s;
  transition-delay: 0s;
}
.show-text .top-slogan-inner:nth-child(2) span {
  -moz-transition-delay: 0.2s;
  -o-transition-delay: 0.2s;
  -webkit-transition-delay: 0.2s;
  transition-delay: 0.2s;
}
.top-line {
  left: 20%;
}

.about-wrap {
  padding: 0 10vw;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
}
.about-title:after {
  content: "";
  display: block;
  width: 1px;
  height: 0px;
  margin: 20px 0 70px;
  background: #999;
  -moz-transition: height 0.6s, margin 0.6s;
  -o-transition: height 0.6s, margin 0.6s;
  -webkit-transition: height 0.6s, margin 0.6s;
  transition: height 0.6s, margin 0.6s;
}
.show .about-title:after {
  height: 50px;
  margin-bottom: 20px;
}
.about-content {
  width: 30%;
  margin-right: 15%;
}
.about-img {
  position: relative;
  margin: 0 10%;
  width: 35%;
}
.about-img:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: #FFF;
  -moz-transition: width 0.6s;
  -o-transition: width 0.6s;
  -webkit-transition: width 0.6s;
  transition: width 0.6s;
}
.about-img.show:after {
  width: 0;
}
.about-img img {
  width: 100%;
}
.about-wrap2 {
  padding: 160px 10vw 0;
  display: -ms-flexbox;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-flex-direction: row-reverse;
  flex-direction: row-reverse;
}
.about-img2 {
  position: relative;
  width: 30%;
}
.about-img2:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #FFF;
  -moz-transition: height 0.6s;
  -o-transition: height 0.6s;
  -webkit-transition: height 0.6s;
  transition: height 0.6s;
}
.show .about-img2:after {
  height: 0;
}
.about-img2 img {
  width: 100%;
}
.about-content2 {
  width: 50%;
  margin: 5% 10%;
}
.about-award {
  overflow: hidden;
  max-width: 360px;
  margin-top: 40px;
}
.about-award img {
  height: 40px;
  margin: 0 5px 5px 0;
  border: #ccc solid 1px;
  float: left;
}

.concept {
  position: relative;
}
.concept-img {
  position: relative;
  height: 700px;
  overflow: hidden;
}
.concept-img:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: 100%;
  background: #FFF;
  -moz-transition: width 1s;
  -o-transition: width 1s;
  -webkit-transition: width 1s;
  transition: width 1s;
}
.concept-img.show:after {
  width: 0;
}
.concept-img-inner {
  height: 120%;
  background-size: cover;
  background-position: 85% center;
}
.concept-content {
  position: absolute;
  right: 10vw;
  top: 50%;
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
  opacity: 0;
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
}
.concept-content.show {
  opacity: 1;
}
.concept-title {
  white-space: nowrap;
}
.concept-title .en {
  color: #FFF;
}

.work-wrap {
  padding: 0 10vw;
}
.work-item {
  position: relative;
  width: 50%;
  margin-bottom: 160px;
}
.work-item:last-child {
  margin-bottom: 0;
}
.work-item:nth-child(odd) {
  margin-left: auto;
}
.work-item:nth-child(odd) .work-name {
  right: 110%;
}
.work-item:nth-child(even) .work-name {
  left: 110%;
}
.work-item:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 100%;
  height: 100%;
  background: #FFF;
  -moz-transition: width 0.6s;
  -o-transition: width 0.6s;
  -webkit-transition: width 0.6s;
  transition: width 0.6s;
}
.work-item.show:after {
  width: 0;
}
.work-item img {
  width: 100%;
}
.work-text {
  margin-top: 20px;
}
.work-name {
  position: absolute;
  bottom: 10%;
  margin-right: auto;
  font-size: 1.25rem;
  font-family: "Microsoft JhengHei", "Abel", sans-serif;
  color: #000;
  z-index: 1;
  opacity: 0;
  -moz-transition: opacity 0.6s, letter-spacing 0.6s;
  -o-transition: opacity 0.6s, letter-spacing 0.6s;
  -webkit-transition: opacity 0.6s, letter-spacing 0.6s;
  transition: opacity 0.6s, letter-spacing 0.6s;
  white-space: nowrap;
}
.show .work-name {
  opacity: 1;
}
.work-item:hover .work-name {
  letter-spacing: 0.08em;
}
.work-name:after {
  content: "";
  display: block;
  height: 2px;
  background: #000;
}

.view {
  position: fixed;
  top: 0;
  left: 0;
  width: 80px;
  height: 80px;
  line-height: 80px;
  text-align: center;
  font-size: 0.75em;
  border-radius: 50%;
  border: #FFF solid 1px;
  color: #FFF;
  opacity: 0;
  pointer-events: none;
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 5px #666;
  text-shadow: 0 0 5px #666;
}

.contact {
  position: relative;
}
.contact-map {
  position: relative;
  height: 700px;
  background: #f2f2f2;
}
.contact-map:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  width: 100%;
  background: #FFF;
  -moz-transition: width 1s;
  -o-transition: width 1s;
  -webkit-transition: width 1s;
  transition: width 1s;
}
.contact-map.show:after {
  width: 0;
}
.contact-map iframe {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
}
.contact-content {
  position: absolute;
  right: 10vw;
  top: 35%;
  bottom: 35%;
  width: 400px;
  text-align: center;
  display: -ms-flexbox;
  display: flex;
}
.contact-bg {
  position: absolute;
  top: 0;
  width: 100%;
  height: 0;
  background: #eee;
  -moz-transition: height 0.6s;
  -o-transition: height 0.6s;
  -webkit-transition: height 0.6s;
  transition: height 0.6s;
}
.show .contact-bg {
  height: 100%;
}
.contact-inner {
  position: relative;
  margin: auto;
  padding: 50px;
}
.contact-title {
  margin-bottom: 50px;
}
.contact li {
  margin: 10px 0;
}

@media screen and (max-width: 1400px) {
  .top-slogan {
    font-size: 1.5em;
  }

  .about-wrap {
    padding: 0 50px;
  }

  .about-wrap2 {
    padding: 160px 50px 0;
  }

  .concept-content {
    right: 50px;
  }

  .work-wrap {
    padding: 0 50px;
  }

  .contact-content {
    right: 50px;
  }
}
@media screen and (min-width: 1101px) {
  .work-item img {
    clip-path: polygon(0% 0%, 0% 100%, 100% 100%, 100% 0%);
    -moz-transition: clip-path 0.6s;
    -o-transition: clip-path 0.6s;
    -webkit-transition: clip-path 0.6s;
    transition: clip-path 0.6s;
  }

  .work-item:hover img {
    clip-path: polygon(1% 3%, 1% 97%, 99% 97%, 99% 3%);
  }
}
@media screen and (max-width: 1100px) {
  /* set tablet */
  .top-slogan {
    bottom: 15%;
    left: 50px;
  }

  .top-line {
    left: 50px;
  }

  .about-content {
    width: 50%;
    margin-right: 10%;
  }
  .about-img {
    width: 40%;
    margin: 0;
  }
  .about-title:after {
    height: 30px;
  }
  .about-wrap2 {
    display: block;
  }
  .about-img2 {
    display: none;
  }
  .about-content2 {
    margin: 0 auto;
    text-align: center;
  }

  .concept-img {
    height: 500px;
  }

  .work-info {
    margin-bottom: 80px;
  }
  .work-item {
    width: 65%;
    margin-bottom: 80px;
  }

  .contact-map {
    height: 500px;
  }
  .contact-content {
    position: static;
    width: auto;
  }
  .contact-bg {
    display: none;
  }
}
@media screen and (max-width: 800px) {
  .top-slogan {
    font-size: 1.25em;
  }

  .concept-img {
    height: 60vw;
  }
  .concept-img-inner {
    background-position: center;
  }
  .concept-content {
    right: 50%;
    -moz-transform: translate(50%, -50%);
    -ms-transform: translate(50%, -50%);
    -webkit-transform: translate(50%, -50%);
    transform: translate(50%, -50%);
  }

  .work-item {
    width: auto;
    margin: 0 auto 80px;
  }
  .work-name {
    position: static;
    font-size: 1em;
    width: fit-content;
    margin: 10px auto 0;
  }
}
@media screen and (max-width: 640px) {
  .about-wrap {
    padding: 0 20px;
    display: block;
  }
  .about-content {
    width: auto;
    margin-right: 0;
  }
  .about-img {
    width: auto;
  }
  .about-wrap2 {
    padding: 80px 20px 0;
  }
  .about-img {
    margin-top: 40px;
  }
  .about-content2 {
    width: auto;
    text-align: left;
  }

  .concept-inner {
    padding: 40px 20px;
  }

  .work-wrap {
    padding: 0 20px;
  }
  .work-info {
    margin-bottom: 40px;
  }
  .work-item {
    margin-bottom: 40px;
  }

  .contact-content {
    right: 20px;
  }
  .contact-map {
    height: 100vw;
  }
  .contact-inner {
    padding: 40px 20px;
  }
  .contact-title {
    margin-bottom: 40px;
  }
}