@charset "UTF-8";
@import url("https://fonts.googleapis.com/css?family=Hind:400,700");
/*set layout */
body {
  font-family: "Hind", Arial, Helvetica, "STHeiti Light", "Heiti TC", "微軟正黑體", "Microsoft JhengHei", sans-serif;
  line-height: 1.5;
  letter-spacing: 1px;
  color: #666;
  background: #f6f6f6;
  -webkit-text-size-adjust: 100%;
}

a {
  text-decoration: none;
  color: #666;
}
a:hover {
  color: #666;
}

.loading {
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 21;
  background: #f6f6f6;
  width: 100%;
  height: 100%;
  overflow: hidden;
  opacity: 1;
  -moz-transition: opacity 0.8s 0.4s, z-index 0s 1s;
  -o-transition: opacity 0.8s 0.4s, z-index 0s 1s;
  -webkit-transition: opacity 0.8s, z-index 0s;
  -webkit-transition-delay: 0.4s, 1s;
  transition: opacity 0.8s 0.4s, z-index 0s 1s;
}
.show-page .loading {
  z-index: -100;
  opacity: 0;
}

.wrapper {
  overflow: hidden;
}

.header {
  position: fixed;
  width: 70%;
  height: 20px;
  padding: 50px 15%;
  background: #f6f6f6;
  display: -ms-flexbox;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  z-index: 10;
  -moz-transition: padding 0.6s;
  -o-transition: padding 0.6s;
  -webkit-transition: padding 0.6s;
  transition: padding 0.6s;
}
.onScroll .header {
  border-bottom: #ddd solid 1px;
  padding: 10px 15%;
}

.nav li {
  position: relative;
  display: inline-block;
  font-size: 0.75rem;
  margin-left: 30px;
}
.nav li .tw {
  position: absolute;
  top: 0;
  left: 50%;
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  white-space: nowrap;
  opacity: 0;
}
.nav li .tw, .nav li .en {
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
}
.nav li a:hover .en {
  opacity: 0;
}
.nav li a:hover .tw {
  opacity: 1;
}

.menu-btn {
  position: absolute;
  right: 10%;
  width: 30px;
  cursor: pointer;
  display: none;
}

.hamburger {
  display: inline-block;
  vertical-align: middle;
  position: relative;
  height: 23px;
  margin-top: -4px;
}
.hamburger-bar {
  width: 30px;
  height: 1px;
  background: #666;
}
.hamburger-bar:nth-child(1) {
  position: absolute;
  top: 25%;
  left: 0;
}
.hamburger-bar:nth-child(2) {
  position: absolute;
  top: 50%;
  left: 0;
}
.hamburger-bar:last-child {
  position: absolute;
  top: 75%;
  left: 0;
}

.top {
  margin: 140px 15% 100px;
  position: relative;
}
.top-images {
  position: relative;
  height: calc(100vh - 140px - 100px);
  overflow: hidden;
}
.top-img {
  width: 100%;
  height: 100%;
}
.top-title {
  position: absolute;
  bottom: 30vh;
  left: 7%;
  font-weight: normal;
  color: #fff;
  text-shadow: 0 0 5px #666;
  z-index: 0;
}
.top-title h1 {
  font-weight: normal;
  padding-left: 7%;
  color: #000;
  text-shadow: 0 0 5px #666;
}
.top-title .en {
  font-size: 20px;
}
.top-title .tw {
  font-size: 15px;
}
.top-title .tw:before {
  content: "";
  width: 20px;
  height: 1px;
  background: #fff;
  display: inline-block;
  margin-bottom: 5px;
  margin-right: 10px;
}

.section {
  padding: 7% 0;
}

.title .en {
  font-size: 0.875em;
  color: #9e9e9f;
  margin-bottom: 5px;
}
.title .tw {
  font-size: 1.0625em;
  color: #272f37;
}

.text {
  font-size: 0.8125rem;
}
.text .en {
  font-size: 0.75rem;
  color: #9e9e9f;
}
.text p {
  margin-bottom: 20px;
}
.text p:last-child {
  margin-bottom: unset;
}

.btn {
  margin-top: 20px;
  font-size: 0.75em;
  -moz-transition: letter-spacing 0.3s;
  -o-transition: letter-spacing 0.3s;
  -webkit-transition: letter-spacing 0.3s;
  transition: letter-spacing 0.3s;
}
.btn:hover {
  letter-spacing: 0.15em;
}

.footer {
  background: #272f37;
  padding: 50px 15%;
}
.footer-wrap {
  display: -ms-flexbox;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: flex-end;
  align-items: flex-end;
}
.footer-content {
  color: #ddd;
  font-size: 0.75rem;
  margin-right: 10%;
}
.footer-content a {
  color: #ddd;
}
.footer-text:last-child {
  padding-top: 3px;
}

.scroll-down {
  position: absolute;
  bottom: 15vh;
  left: 7%;
  padding: 0px 19.5px;
  height: 48px;
  border: #ccc solid 1px;
  border-radius: 50%;
  box-shadow: 0px 0px 5px #666;
  overflow: hidden;
  z-index: 5;
  cursor: pointer;
}
.scroll-down:hover .scroll-down-arrow {
  -moz-transform: translateY(0px);
  -ms-transform: translateY(0px);
  -webkit-transform: translateY(0px);
  transform: translateY(0px);
}
.scroll-down-arrow {
  color: #ddd;
  height: 48px;
  text-shadow: 0px 0px 5px #666;
  -moz-transform: translateY(-50px);
  -ms-transform: translateY(-50px);
  -webkit-transform: translateY(-50px);
  transform: translateY(-50px);
  -moz-transition: -moz-transform 0.6s;
  -o-transition: -o-transform 0.6s;
  -webkit-transition: -webkit-transform 0.6s;
  transition: transform 0.6s;
}
.scroll-down-arrow:nth-child(1) {
  padding-top: 13px;
  padding-bottom: 37px;
}
.scroll-down-arrow:last-child {
  margin-top: -35px;
}
.scroll-top {
  cursor: pointer;
  padding: 0px 19.5px;
  height: 48px;
  border: #ccc solid 1px;
  border-radius: 50%;
  overflow: hidden;
}
.scroll-top:hover .scroll-top-arrow {
  -moz-transform: translateY(0px);
  -ms-transform: translateY(0px);
  -webkit-transform: translateY(0px);
  transform: translateY(0px);
}
.scroll-top-arrow {
  color: #ddd;
  height: 48px;
  -moz-transform: translateY(50px);
  -ms-transform: translateY(50px);
  -webkit-transform: translateY(50px);
  transform: translateY(50px);
  -moz-transition: -moz-transform 0.6s;
  -o-transition: -o-transform 0.6s;
  -webkit-transition: -webkit-transform 0.6s;
  transition: transform 0.6s;
}
.scroll-top-arrow:nth-child(1) {
  margin-top: -36px;
}
.scroll-top-arrow:last-child {
  padding-top: 2px;
}

.fadeUp {
  opacity: 0;
  -moz-transform: translateY(30px);
  -ms-transform: translateY(30px);
  -webkit-transform: translateY(30px);
  transform: translateY(30px);
  -moz-transition: all 0.8s;
  -o-transition: all 0.8s;
  -webkit-transition: all 0.8s;
  transition: all 0.8s;
}
.fadeUp.show {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}

.fadeDown {
  opacity: 0;
  -moz-transform: translateY(-30px);
  -ms-transform: translateY(-30px);
  -webkit-transform: translateY(-30px);
  transform: translateY(-30px);
  -moz-transition: all 0.8s;
  -o-transition: all 0.8s;
  -webkit-transition: all 0.8s;
  transition: all 0.8s;
}
.fadeDown.show {
  opacity: 1;
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  -webkit-transform: translateY(0);
  transform: translateY(0);
}

.fadeLeft {
  opacity: 0;
  -moz-transform: translateX(30px);
  -ms-transform: translateX(30px);
  -webkit-transform: translateX(30px);
  transform: translateX(30px);
  -moz-transition: all 0.8s;
  -o-transition: all 0.8s;
  -webkit-transition: all 0.8s;
  transition: all 0.8s;
}
.fadeLeft.show {
  opacity: 1;
  -moz-transform: translateX(0);
  -ms-transform: translateX(0);
  -webkit-transform: translateX(0);
  transform: translateX(0);
}

.fadeRight {
  opacity: 0;
  -moz-transform: translateX(-30px);
  -ms-transform: translateX(-30px);
  -webkit-transform: translateX(-30px);
  transform: translateX(-30px);
  -moz-transition: all 0.8s;
  -o-transition: all 0.8s;
  -webkit-transition: all 0.8s;
  transition: all 0.8s;
}
.fadeRight.show {
  opacity: 1;
  -moz-transform: translateX(0);
  -ms-transform: translateX(0);
  -webkit-transform: translateX(0);
  transform: translateX(0);
}

.imgLeft {
  position: relative;
}
.imgLeft:after {
  content: "";
  width: 100%;
  height: 100%;
  background: #f6f6f6;
  position: absolute;
  top: 0;
  right: 0;
  -moz-transition: width 0.8s;
  -o-transition: width 0.8s;
  -webkit-transition: width 0.8s;
  transition: width 0.8s;
}
.imgLeft.show:after {
  width: 0;
}

.imgRight {
  position: relative;
}
.imgRight:after {
  content: "";
  width: 100%;
  height: 100%;
  background: #f6f6f6;
  position: absolute;
  top: 0;
  left: 0;
  -moz-transition: width 0.8s;
  -o-transition: width 0.8s;
  -webkit-transition: width 0.8s;
  transition: width 0.8s;
}
.imgRight.show:after {
  width: 0;
}

.imgTop {
  position: relative;
}
.imgTop:after {
  content: "";
  width: 100%;
  height: 100%;
  background: #f6f6f6;
  position: absolute;
  bottom: 0;
  left: 0;
  -moz-transition: height 0.8s;
  -o-transition: height 0.8s;
  -webkit-transition: height 0.8s;
  transition: height 0.8s;
}
.imgTop.show:after {
  height: 0;
}

.imgBottom {
  position: relative;
}
.imgBottom:after {
  content: "";
  width: 100%;
  height: 100%;
  background: #f6f6f6;
  position: absolute;
  top: 0;
  left: 0;
  -moz-transition: height 0.8s;
  -o-transition: height 0.8s;
  -webkit-transition: height 0.8s;
  transition: height 0.8s;
}
.imgBottom.show:after {
  height: 0;
}

@media screen and (max-width: 1100px) {
  /* set tablet */
  .header {
    width: 80%;
    padding: 50px 10%;
  }
  .onScroll .header {
    padding: 10px 10%;
  }

  .nav {
    position: fixed;
    width: 100vw;
    height: calc(100vh - 120px);
    top: 120px;
    left: 0;
    background: #272f37;
    -moz-transform: translateY(100%);
    -ms-transform: translateY(100%);
    -webkit-transform: translateY(100%);
    transform: translateY(100%);
    -moz-transition: -moz-transform 1s, top 0.6s, height 0.6s;
    -o-transition: -o-transform 1s, top 0.6s, height 0.6s;
    -webkit-transition: -webkit-transform 1s, top 0.6s, height 0.6s;
    transition: transform 1s, top 0.6s, height 0.6s;
  }
  .nav ul {
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-flow: column;
    flex-flow: column;
    width: 79%;
    margin: 0 auto;
    position: absolute;
    left: 10%;
    top: 50%;
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  .nav li {
    display: block;
    margin-left: unset;
    padding: 20px 0;
    border-bottom: 1px solid #444;
    position: relative;
  }
  .nav li:after {
    content: "";
    width: 20px;
    height: 2px;
    background: #999;
    position: absolute;
    bottom: 0;
    right: 0;
  }
  .nav li a {
    color: #fff;
  }
  .nav li .tw {
    top: 50%;
    left: 0;
    -moz-transform: translate(0, -50%);
    -ms-transform: translate(0, -50%);
    -webkit-transform: translate(0, -50%);
    transform: translate(0, -50%);
  }
  .show-nav .nav {
    -moz-transform: translateY(0);
    -ms-transform: translateY(0);
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
  .onScroll .nav {
    height: calc(100vh - 41px);
    top: 41px;
  }

  .menu-btn {
    display: block;
  }

  .hamburger-bar {
    -moz-transition: top 0.6s 0.6s, opacity 0.6s, -moz-transform 0.6s, width 0.6s;
    -o-transition: top 0.6s 0.6s, opacity 0.6s, -o-transform 0.6s, width 0.6s;
    -webkit-transition: top 0.6s, opacity 0.6s, -webkit-transform 0.6s, width 0.6s;
    -webkit-transition-delay: 0.6s, 0s, 0s, 0s;
    transition: top 0.6s 0.6s, opacity 0.6s, transform 0.6s, width 0.6s;
  }
  .show-nav .hamburger-bar {
    width: 25px;
  }
  .show-nav .hamburger-bar:nth-child(1) {
    top: 50%;
    -moz-transform: rotate(45deg);
    -ms-transform: rotate(45deg);
    -webkit-transform: rotate(45deg);
    transform: rotate(45deg);
    -moz-transition: top 0.6s, -moz-transform 0.6s 0.6s, width 0.6s 0.6s;
    -o-transition: top 0.6s, -o-transform 0.6s 0.6s, width 0.6s 0.6s;
    -webkit-transition: top 0.6s, -webkit-transform 0.6s, width 0.6s;
    -webkit-transition-delay: 0s, 0.6s, 0.6s;
    transition: top 0.6s, transform 0.6s 0.6s, width 0.6s 0.6s;
  }
  .show-nav .hamburger-bar:nth-child(2) {
    opacity: 0;
  }
  .show-nav .hamburger-bar:last-child {
    top: 50%;
    -moz-transform: rotate(-45deg);
    -ms-transform: rotate(-45deg);
    -webkit-transform: rotate(-45deg);
    transform: rotate(-45deg);
    -moz-transition: top 0.6s, -moz-transform 0.6s 0.6s, width 0.6s 0.6s;
    -o-transition: top 0.6s, -o-transform 0.6s 0.6s, width 0.6s 0.6s;
    -webkit-transition: top 0.6s, -webkit-transform 0.6s, width 0.6s;
    -webkit-transition-delay: 0s, 0.6s, 0.6s;
    transition: top 0.6s, transform 0.6s 0.6s, width 0.6s 0.6s;
  }

  .top {
    margin: 140px 10% 100px;
  }

  .footer {
    padding: 50px 10%;
  }

  .scroll-down {
    bottom: 12vh;
  }
}
@media screen and (max-width: 800px) {
  .section {
    padding: 60px 0;
  }
}
@media screen and (max-width: 640px) {
  /* set mobile */
  .header {
    width: calc(100% - 80px);
    padding: 50px 40px;
  }
  .onScroll .header {
    padding: 10px 40px;
  }

  .nav {
    height: calc(100vh - 100px);
    top: 100px;
  }
  .nav ul {
    width: calc(100% - 90px);
    left: 40px;
  }

  .menu-btn {
    right: 40px;
  }

  .top {
    margin: 120px 40px 80px;
  }
  .top-images {
    height: calc(100vh - 120px - 80px);
  }
  .top-title {
    left: 30px;
  }

  .section {
    padding: 40px 0;
  }

  .footer {
    padding: 35px 40px;
  }
  .footer-content {
    margin-right: 40px;
  }

  .scroll-down {
    padding: 0 15.5px;
    height: 40px;
    bottom: 9vh;
    left: 30px;
  }
  .scroll-down-arrow {
    height: 40px;
  }
  .scroll-down-arrow:nth-child(1) {
    padding-top: 9px;
  }
  .scroll-down-arrow:last-child {
    margin-top: -27px;
  }
  .scroll-top {
    padding: 0 15.5px;
    height: 40px;
  }
  .scroll-top-arrow {
    height: 40px;
  }
  .scroll-top-arrow:nth-child(1) {
    margin-top: -40px;
  }
  .scroll-top-arrow:last-child {
    margin-top: 8px;
  }
}