@charset "UTF-8";
@import url("https://fonts.googleapis.com/css?family=Hind:400,700");
@import url("https://fonts.googleapis.com/css2?family=Abel&display=swap");
/*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: #FFF;
  -webkit-text-size-adjust: 100%;
}

a {
  text-decoration: none;
  color: #666;
}
a:hover {
  color: #000;
}

.wrapper {
  overflow: hidden;
}

.header {
  position: fixed;
  top: 0;
  padding: 10px 50px;
  width: 100%;
  box-sizing: border-box;
  background: #FFF;
  z-index: 10;
  opacity: 0;
  -moz-transition: background 0.6s, padding 0.6s, opacity 0.6s;
  -o-transition: background 0.6s, padding 0.6s, opacity 0.6s;
  -webkit-transition: background 0.6s, padding 0.6s, opacity 0.6s;
  transition: background 0.6s, padding 0.6s, opacity 0.6s;
}
.show-page .header {
  opacity: 1;
}
.header.ontop {
  padding: 50px 50px;
  background: rgba(255, 255, 255, 0);
}
.header:after {
  content: "";
  display: block;
  clear: both;
}

.logo {
  position: relative;
  float: left;
  height: 50px;
  z-index: 1;
}
.logo img, .logo svg {
  height: 50px;
  width: 50px;
}
.ontop .logo img, .ontop .logo svg {
  -webkit-filter: brightness(5) drop-shadow(1px 1px 5px #666);
  filter: brightness(5) drop-shadow(1px 1px 5px #666);
}

.nav {
  float: right;
}
.nav a {
  position: relative;
  margin: 15px 20px;
  font-size: 0.875em;
  line-height: 20px;
  display: inline-block;
}
.ontop .nav a {
  color: #FFF;
  text-shadow: 1px 1px 5px #666;
}
.nav a:hover .tw {
  opacity: 1;
}
.nav a:hover .tw:after {
  width: 100%;
}
.nav a:hover .en {
  opacity: 0;
}
.nav a.active .en:after {
  width: 100%;
}
.nav .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 .en, .nav .tw {
  display: inline-block;
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
}
.nav .en:after, .nav .tw:after {
  content: "";
  display: block;
  height: 1px;
  width: 0;
  background: #ccc;
  -moz-transition: width 0.6s;
  -o-transition: width 0.6s;
  -webkit-transition: width 0.6s;
  transition: width 0.6s;
}
.ontop .nav .en:after, .ontop .nav .tw:after {
  background: #FFF;
}

.top {
  position: fixed;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.top-images {
  position: relative;
  height: 100%;
  background-size: cover;
  background-position: center;
}
.top-images:after {
  content: "";
  position: absolute;
  bottom: 0;
  height: 100%;
  width: 100%;
  background: #FFF;
  -moz-transition: height 0.6s;
  -o-transition: height 0.6s;
  -webkit-transition: height 0.6s;
  transition: height 0.6s;
}
.show-page .top-images:after {
  height: 0;
}
.top-line {
  position: absolute;
  left: 50%;
  bottom: 0;
  height: 10vh;
  z-index: 4;
}
.top-line:before {
  content: "";
  width: 1px;
  height: 10vh;
  background: #FFF;
  display: block;
  -moz-animation: top-line 3s infinite;
  -webkit-animation: top-line 3s infinite;
  animation: top-line 3s infinite;
}
.top-title {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 4;
  font-size: 1.75rem;
  font-weight: normal;
  color: #FFF;
  text-shadow: 2px 2px 6px #666;
  font-family: "Microsoft JhengHei", "Abel", sans-serif;
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
  opacity: 0;
  -moz-transition: opacity 0.6s;
  -o-transition: opacity 0.6s;
  -webkit-transition: opacity 0.6s;
  transition: opacity 0.6s;
}
.show-page .top-title {
  opacity: 1;
}

@-moz-keyframes top-line {
  0% {
    height: 10vh;
    margin-top: 0;
  }
  50% {
    height: 0;
    margin-top: 10vh;
  }
  50.1% {
    height: 0;
    margin-top: 0;
    margin-bottom: 10vh;
  }
  100% {
    height: 10vh;
    margin-bottom: 0;
  }
}
@-webkit-keyframes top-line {
  0% {
    height: 10vh;
    margin-top: 0;
  }
  50% {
    height: 0;
    margin-top: 10vh;
  }
  50.1% {
    height: 0;
    margin-top: 0;
    margin-bottom: 10vh;
  }
  100% {
    height: 10vh;
    margin-bottom: 0;
  }
}
@keyframes top-line {
  0% {
    height: 10vh;
    margin-top: 0;
  }
  50% {
    height: 0;
    margin-top: 10vh;
  }
  50.1% {
    height: 0;
    margin-top: 0;
    margin-bottom: 10vh;
  }
  100% {
    height: 10vh;
    margin-bottom: 0;
  }
}
.container {
  position: relative;
  background: #FFF;
  margin-top: 100vh;
  padding: 80px 0;
  -moz-transform: translateZ(0);
  -ms-transform: translateZ(0);
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

.section {
  padding: 80px 0;
}

.title {
  color: #000;
  font-weight: normal;
}
.title-inner {
  overflow: hidden;
}
.title span {
  display: block;
  -moz-transform: translateY(100%);
  -ms-transform: translateY(100%);
  -webkit-transform: translateY(100%);
  transform: translateY(100%);
  -moz-transition: -moz-transform 0.6s;
  -o-transition: -o-transform 0.6s;
  -webkit-transition: -webkit-transform 0.6s;
  transition: transform 0.6s;
}
.show .title span {
  -moz-transform: translateY(0%);
  -ms-transform: translateY(0%);
  -webkit-transform: translateY(0%);
  transform: translateY(0%);
}
.title.show span {
  -moz-transform: translateY(0%);
  -ms-transform: translateY(0%);
  -webkit-transform: translateY(0%);
  transform: translateY(0%);
}
.title .en {
  font-size: 1.5rem;
  font-family: "Microsoft JhengHei", "Abel", sans-serif;
}
.title .tw {
  font-size: 0.875rem;
  color: #666;
}

.text {
  font-size: 0.875em;
  opacity: 0;
  -moz-transform: translateY(20px);
  -ms-transform: translateY(20px);
  -webkit-transform: translateY(20px);
  transform: translateY(20px);
  -moz-transition: opacity 0.6s, -moz-transform 0.6s;
  -o-transition: opacity 0.6s, -o-transform 0.6s;
  -webkit-transition: opacity 0.6s, -webkit-transform 0.6s;
  transition: opacity 0.6s, transform 0.6s;
}
.show .text {
  opacity: 1;
  -moz-transform: translateY(0px);
  -ms-transform: translateY(0px);
  -webkit-transform: translateY(0px);
  transform: translateY(0px);
}
.text p {
  margin-bottom: 20px;
}
.text p:last-child {
  margin-bottom: 0;
}

.footer {
  position: relative;
  z-index: 5;
  background: #FFF;
  font-size: 0.75em;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  padding: 20px 50px;
}

.scroll-top {
  position: fixed;
  bottom: 10px;
  right: 10px;
  height: 30px;
  width: 30px;
  line-height: 30px;
  text-align: center;
  background: #eee;
  z-index: 9;
  cursor: pointer;
  display: none;
}
.scroll-top:hover {
  background: #666;
  color: #FFF;
}

@media screen and (max-width: 1400px) {
  .top-title {
    font-size: 1.75rem;
  }
}
@media screen and (max-width: 1100px) {
  /* set tablet */
  .nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 0%;
    background: #FFF;
    overflow: hidden;
    -moz-transition: height 0.6s 0.6s;
    -o-transition: height 0.6s 0.6s;
    -webkit-transition: height 0.6s;
    -webkit-transition-delay: 0.6s;
    transition: height 0.6s 0.6s;
    display: -ms-flexbox;
    display: flex;
    padding: 0 50px;
    box-sizing: border-box;
  }
  .nav nav {
    margin: auto;
    opacity: 0;
    -moz-transition: opacity 0.6s;
    -o-transition: opacity 0.6s;
    -webkit-transition: opacity 0.6s;
    transition: opacity 0.6s;
    text-align: center;
  }
  .nav a {
    display: block;
  }
  .ontop .nav a {
    color: #666;
    text-shadow: none;
  }
  .nav a:hover {
    color: #000;
  }

  .show-nav .logo img, .show-nav .logo svg {
    -webkit-filter: brightness(1) drop-shadow(0px 0px 0px #666);
    filter: brightness(1) drop-shadow(0px 0px 0px #666);
  }
  .show-nav .nav {
    height: 100%;
    -moz-transition-delay: 0s;
    -o-transition-delay: 0s;
    -webkit-transition-delay: 0s;
    transition-delay: 0s;
  }
  .show-nav .nav nav {
    opacity: 1;
    -moz-transition-delay: 0.6s;
    -o-transition-delay: 0.6s;
    -webkit-transition-delay: 0.6s;
    transition-delay: 0.6s;
  }
  .show-nav .nav a {
    color: #666;
    text-shadow: none;
  }
  .show-nav .nav .tw:after, .show-nav .nav .en:after {
    background: #ccc;
  }

  .hamburger {
    position: absolute;
    right: 50px;
    top: 10px;
    width: 30px;
    margin-top: 13px;
    cursor: pointer;
    -moz-transition: top 0.6s;
    -o-transition: top 0.6s;
    -webkit-transition: top 0.6s;
    transition: top 0.6s;
  }
  .ontop .hamburger {
    top: 50px;
  }
  .hamburger-bar {
    height: 1px;
    background: #000;
    margin: 5px 0;
    -moz-transition: -moz-transform 0.6s;
    -o-transition: -o-transform 0.6s;
    -webkit-transition: -webkit-transform 0.6s;
    transition: transform 0.6s;
  }
  .ontop .hamburger-bar {
    background: #FFF;
    box-shadow: 0px 1px 5px #000;
  }
  .show-nav .hamburger-bar {
    background: #000;
    box-shadow: none;
  }
  .show-nav .hamburger-bar:nth-child(1) {
    -moz-transform: translateY(6px) rotate(45deg);
    -ms-transform: translateY(6px) rotate(45deg);
    -webkit-transform: translateY(6px) rotate(45deg);
    transform: translateY(6px) rotate(45deg);
  }
  .show-nav .hamburger-bar:nth-child(2) {
    -moz-transform: scaleX(0);
    -ms-transform: scaleX(0);
    -webkit-transform: scaleX(0);
    transform: scaleX(0);
  }
  .show-nav .hamburger-bar:nth-child(3) {
    -moz-transform: translateY(-6px) rotate(-45deg);
    -ms-transform: translateY(-6px) rotate(-45deg);
    -webkit-transform: translateY(-6px) rotate(-45deg);
    transform: translateY(-6px) rotate(-45deg);
  }
}
@media screen and (max-width: 800px) {
  .title .en {
    font-size: 1.5rem;
  }
}
@media screen and (max-width: 640px) {
  /* set mobile */
  .header {
    padding: 10px 20px;
  }
  .header.ontop {
    padding: 50px 20px;
  }

  .nav {
    padding: 0 20px;
    box-sizing: border-box;
  }

  .hamburger {
    right: 20px;
  }

  .container {
    padding: 40px 0;
  }

  .section {
    padding: 40px 0;
  }

  .footer {
    display: block;
    padding-left: 20px;
  }

  .scroll-top {
    bottom: 25px;
  }
}
@media screen and (max-width: 380px) {
  .footer-website, .footer-copy {
    display: inline;
  }
}
@media screen and (max-width: 1100px) and (max-height: 420px) {
  .nav {
    display: block;
    -moz-transition: height 0.6s 0.6s, padding 0.6s 0.6s;
    -o-transition: height 0.6s 0.6s, padding 0.6s 0.6s;
    -webkit-transition: height 0.6s, padding 0.6s;
    -webkit-transition-delay: 0.6s, 0.6s;
    transition: height 0.6s 0.6s, padding 0.6s 0.6s;
  }
  .show-nav .nav {
    padding-top: 70px;
    -moz-transition-delay: 0s;
    -o-transition-delay: 0s;
    -webkit-transition-delay: 0s;
    transition-delay: 0s;
  }
  .ontop.show-nav .nav {
    padding-top: 150px;
  }
  .nav nav {
    display: -ms-flexbox;
    display: flex;
    -webkit-flex-wrap: wrap;
    flex-wrap: wrap;
    text-align: left;
    margin: auto 0;
  }
  .nav nav a {
    width: 33.3333%;
    margin: 10px 0;
  }
}