@charset "UTF-8";
@import url("https://fonts.googleapis.com/css?family=Hind:300,400");
/*set layout */
body {
  font-family: "Hind", "STHeiti Light", "Heiti TC", "微軟正黑體", "Microsoft JhengHei", Arial, Helvetica, sans-serif;
  line-height: 1.5;
  letter-spacing: 1px;
  color: #999;
  -webkit-text-size-adjust: 100%;
  background: #222;
}

a {
  text-decoration: none;
  color: #999;
}
a:hover {
  color: #fff;
}

.loading {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  z-index: 15;
  background: #222;
}
.loading-img {
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -30px 0 0 -50px;
}
.loading-circle {
  position: absolute;
  width: 200px;
  height: 200px;
  margin: -100px 0 0 -100px;
  top: 50%;
  left: 50%;
}
.loading-circle-line {
  border: #666 solid 1px;
  border-radius: 50%;
  position: absolute;
  opacity: 0.5;
  width: 100%;
  height: 100%;
  top: 0%;
  left: 0%;
  border-bottom: none;
  border-left: none;
  -moz-animation: loading-in 2s infinite linear;
  -webkit-animation: loading-in 2s infinite linear;
  animation: loading-in 2s infinite linear;
}

@-moz-keyframes loading-in {
  0% {
    transform: rotate(0deg);
  }
  99.9% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@-webkit-keyframes loading-in {
  0% {
    transform: rotate(0deg);
  }
  99.9% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@keyframes loading-in {
  0% {
    transform: rotate(0deg);
  }
  99.9% {
    transform: rotate(360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@-moz-keyframes loading-out {
  0% {
    transform: rotate(0deg);
  }
  99.9% {
    transform: rotate(-360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@-webkit-keyframes loading-out {
  0% {
    transform: rotate(0deg);
  }
  99.9% {
    transform: rotate(-360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
@keyframes loading-out {
  0% {
    transform: rotate(0deg);
  }
  99.9% {
    transform: rotate(-360deg);
  }
  100% {
    transform: rotate(0deg);
  }
}
.wrapper {
  overflow: hidden;
}

.header {
  position: fixed;
  width: 100%;
  top: 0;
  z-index: 10;
  -moz-transition: -moz-transform 1s;
  -o-transition: -o-transform 1s;
  -webkit-transition: -webkit-transform 1s;
  transition: transform 1s;
}
.header-hidden {
  -moz-transform: translateY(-100%);
  -ms-transform: translateY(-100%);
  -webkit-transform: translateY(-100%);
  transform: translateY(-100%);
}
.header .active a {
  color: #ccc;
}

.logo {
  position: relative;
  padding: 20px 60px;
  float: left;
  z-index: 2;
}

.nav {
  position: absolute;
  right: 60px;
  top: 60px;
}
.nav li {
  float: left;
  position: relative;
  margin-left: 4vw;
}
.nav a {
  display: block;
  font-size: 0.875em;
  color: #FFF;
  line-height: 20px;
}
.nav a:hover {
  color: #ccc;
}
.nav a:hover .tw {
  opacity: 1;
}
.nav a:hover .en {
  opacity: 0;
}
.nav .tw {
  position: absolute;
  top: 0;
  left: 50%;
  white-space: nowrap;
  -moz-transform: translateX(-50%);
  -ms-transform: translateX(-50%);
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  opacity: 0;
}

.top {
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  min-height: 600px;
  overflow: hidden;
}
.top-img {
  position: relative;
  height: 85%;
  background-position: center;
  background-size: cover;
}
.top-img:after {
  content: "";
  position: absolute;
  display: block;
  height: 100%;
  width: 100%;
  background: #000;
  opacity: 0.1;
  top: 0;
}

.title {
  position: absolute;
  top: 50%;
  left: 50%;
  height: 50vh;
  width: 50vh;
  max-width: 90vw;
  max-height: 90vw;
  min-width: 300px;
  min-height: 300px;
  color: #FFF;
  opacity: 0;
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  -moz-transition: opacity 1s;
  -o-transition: opacity 1s;
  -webkit-transition: opacity 1s;
  transition: opacity 1s;
}
.show .title {
  opacity: 1;
}
.title-circle {
  position: relative;
  width: 100%;
  height: 100%;
}
.title-circle-center {
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 50%;
  margin: 0;
}
.title-circle-lineinner {
  width: 100%;
  height: 100%;
  margin: -100% 0 0 0%;
  border-radius: 50%;
  border: rgba(204, 204, 204, 0.3) solid 1px;
  -moz-transition: width 0.6s, height 0.6s, margin 0.6s;
  -o-transition: width 0.6s, height 0.6s, margin 0.6s;
  -webkit-transition: width 0.6s, height 0.6s, margin 0.6s;
  transition: width 0.6s, height 0.6s, margin 0.6s;
}
.show .title-circle-lineinner {
  width: 120%;
  height: 120%;
  margin: -110% 0 0 -10%;
}
.title-circle-lineouter {
  width: 100%;
  height: 100%;
  margin: 0;
  border-radius: 50%;
  border: rgba(204, 204, 204, 0.2) solid 1px;
  -moz-transition: width 0.8s, height 0.8s, margin 0.8s;
  -o-transition: width 0.8s, height 0.8s, margin 0.8s;
  -webkit-transition: width 0.8s, height 0.8s, margin 0.8s;
  transition: width 0.8s, height 0.8s, margin 0.8s;
}
.show .title-circle-lineouter {
  width: 150%;
  height: 150%;
  margin: -25% 0 0 -25%;
}
.title-text {
  position: absolute;
  top: 50%;
  left: 5%;
  width: 90%;
  text-align: center;
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  transform: translateY(-50%);
}
.title-en {
  font-size: 2.5em;
  font-weight: 300;
  line-height: 1.2;
  letter-spacing: 3px;
  padding-left: 3px;
  margin-bottom: 10px;
}
.title-tw {
  font-size: 1em;
  font-weight: normal;
}

.container {
  position: relative;
  background: #222;
  margin-top: 85vh;
  overflow: hidden;
}

.content {
  font-size: 0.9em;
  line-height: 1.8;
}

.sub-title {
  font-size: 1.5rem;
  color: #fff;
  font-weight: 300;
  margin-bottom: 40px;
}
.sub-title span {
  font-size: 1rem;
  display: inline-block;
  margin: 0 10px;
}

.footer {
  position: relative;
  padding: 20px 60px;
  font-size: 0.875em;
  line-height: 40px;
  background: #000;
}
.footer-social {
  float: right;
}
.footer-social a {
  display: inline-block;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: #333 solid 1px;
  font-size: 1rem;
  margin-left: 10px;
  text-align: center;
  box-sizing: border-box;
}

.scroll-top {
  position: fixed;
  right: 10px;
  bottom: 20px;
  width: 40px;
  height: 40px;
  border: #333 solid 1px;
  box-sizing: border-box;
  text-align: center;
  border-radius: 50%;
  background: #000;
  cursor: pointer;
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
  z-index: 9;
}
.scroll-top i {
  margin-top: 7px;
  line-height: 30px;
  font-size: 1.25em;
}

@media screen and (max-width: 1100px) {
  /* set tablet */
  .logo {
    padding: 20px 20px;
  }

  .nav {
    position: fixed;
    width: 100%;
    height: 0;
    right: 0;
    top: 0;
    overflow: hidden;
    -moz-transition: height 0s 1s;
    -o-transition: height 0s 1s;
    -webkit-transition: height 0s;
    -webkit-transition-delay: 1s;
    transition: height 0s 1s;
  }
  .nav:before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    background: #222;
    border-radius: 50%;
    width: 0;
    height: 0;
    -moz-transform: translate(50%, -50%);
    -ms-transform: translate(50%, -50%);
    -webkit-transform: translate(50%, -50%);
    transform: translate(50%, -50%);
    -moz-transition: width 1s, height 1s;
    -o-transition: width 1s, height 1s;
    -webkit-transition: width 1s, height 1s;
    transition: width 1s, height 1s;
  }
  .nav ul {
    position: absolute;
    top: 50%;
    left: 20px;
    right: 20px;
    text-align: center;
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  .nav li {
    float: none;
    margin-left: 0;
    opacity: 0;
    -moz-transform: translateY(20px);
    -ms-transform: translateY(20px);
    -webkit-transform: translateY(20px);
    transform: translateY(20px);
    -moz-transition: -moz-transform 0.6s, opacity 0.6s;
    -o-transition: -o-transform 0.6s, opacity 0.6s;
    -webkit-transition: -webkit-transform 0.6s, opacity 0.6s;
    transition: transform 0.6s, opacity 0.6s;
  }
  .nav a {
    font-size: 1.5em;
    line-height: 60px;
    color: #666;
  }
  .nav a:hover {
    color: #FFF;
  }
  .nav a .en {
    font-weight: 300;
  }
  .nav a .tw {
    font-size: 1rem;
  }
  .nav .active a {
    color: #FFF;
  }

  .hamburger {
    position: absolute;
    top: 45px;
    right: 20px;
    cursor: pointer;
  }
  .hamburger-bar {
    width: 20px;
    height: 2px;
    background: #FFF;
    margin: 5px 0;
    -moz-transition: -moz-transform 0.3s;
    -o-transition: -o-transform 0.3s;
    -webkit-transition: -webkit-transform 0.3s;
    transition: transform 0.3s;
  }

  .nav-open .header {
    -moz-transform: none;
    -ms-transform: none;
    -webkit-transform: none;
    transform: none;
  }
  .nav-open .nav {
    height: 100%;
    -moz-transition-delay: 0s;
    -o-transition-delay: 0s;
    -webkit-transition-delay: 0s;
    transition-delay: 0s;
  }
  .nav-open .nav:before {
    width: 500vw;
    height: 500vw;
  }
  .nav-open .nav li {
    opacity: 1;
    -moz-transform: translateY(0);
    -ms-transform: translateY(0);
    -webkit-transform: translateY(0);
    transform: translateY(0);
  }
  .nav-open .nav li:nth-child(1) {
    -moz-transition-delay: 0.6s;
    -o-transition-delay: 0.6s;
    -webkit-transition-delay: 0.6s;
    transition-delay: 0.6s;
  }
  .nav-open .nav li:nth-child(2) {
    -moz-transition-delay: 0.7s;
    -o-transition-delay: 0.7s;
    -webkit-transition-delay: 0.7s;
    transition-delay: 0.7s;
  }
  .nav-open .nav li:nth-child(3) {
    -moz-transition-delay: 0.8s;
    -o-transition-delay: 0.8s;
    -webkit-transition-delay: 0.8s;
    transition-delay: 0.8s;
  }
  .nav-open .nav li:nth-child(4) {
    -moz-transition-delay: 0.9s;
    -o-transition-delay: 0.9s;
    -webkit-transition-delay: 0.9s;
    transition-delay: 0.9s;
  }
  .nav-open .nav li:nth-child(5) {
    -moz-transition-delay: 1s;
    -o-transition-delay: 1s;
    -webkit-transition-delay: 1s;
    transition-delay: 1s;
  }
  .nav-open .hamburger-bar:nth-child(1) {
    -moz-transform: translateY(7px) rotate(45deg);
    -ms-transform: translateY(7px) rotate(45deg);
    -webkit-transform: translateY(7px) rotate(45deg);
    transform: translateY(7px) rotate(45deg);
  }
  .nav-open .hamburger-bar:nth-child(2) {
    -moz-transform: scaleX(0);
    -ms-transform: scaleX(0);
    -webkit-transform: scaleX(0);
    transform: scaleX(0);
  }
  .nav-open .hamburger-bar:nth-child(3) {
    -moz-transform: translateY(-7px) rotate(-45deg);
    -ms-transform: translateY(-7px) rotate(-45deg);
    -webkit-transform: translateY(-7px) rotate(-45deg);
    transform: translateY(-7px) rotate(-45deg);
  }

  .title-en {
    font-size: 2em;
  }
  .title-tw {
    font-size: 0.875em;
  }

  .footer {
    font-size: 0.75em;
    padding: 20px 60px 20px 20px;
  }
  .footer-social {
    float: none;
  }
  .footer-social a {
    margin: 20px 10px 40px 0;
  }
  .footer p {
    line-height: 1.2;
  }
}
@media screen and (max-width: 640px) {
  /* set mobile */
  .title-en {
    font-size: 1.75em;
  }
}
@media screen and (max-height: 400px) and (max-width: 1100px) {
  .nav ul {
    top: 100px;
    -moz-transform: none;
    -ms-transform: none;
    -webkit-transform: none;
    transform: none;
    height: calc(100% - 100px - 20px);
    overflow: auto;
  }
  .nav li {
    float: left;
    width: calc(50% - 20px);
  }
}