@charset "utf-8";

* {box-sizing: border-box;}

body { width: 100%; height: auto; font-weight: 400; font-size: 16px; margin: 0px; color: rgb(89, 111, 112); position: relative; font-family: "Microsoft JhengHei", Oswald, sans-serif, Arial, Helvetica; line-height: 1.8; }

p { margin: 0px; }

::placeholder { color: rgb(136, 136, 136); }

:lang(en) b { font-weight: bolder; }

ul > li { list-style: none; }

ol > li { margin: 12px 0px; }

a { text-decoration: none; cursor: pointer; }

select { cursor: pointer; }

figure { margin: 0px; }

.fit_contain { width: 100%; height: 100%; object-fit: contain; }

h1 { font-size: 1.6rem; margin: 0.8rem 0px; line-height: 1.2; }

h2 { font-size: 1.2rem; margin: 0.8rem 0px; font-family: Oswald, sans-serif; font-weight: 400; }

h3 { font-size: 1rem; margin: 0.6rem 0px; font-weight: 600; }

input { font-size: 1rem; }

a.link_btn { position: relative; font-size: 1.8rem; font-weight: 300; font-family: Oswald, sans-serif; padding-bottom: 0.4rem; transition: all 0.3s ease 0s; }

:lang(zh-Hans) .link_btn { font-weight: 400; }

a.link_btn::after { position: absolute; content: ""; width: 100%; height: 2px; bottom: -3px; left: 0px; transition: all 0.3s ease 0s; opacity: 0; }

a.link_btn:hover::after { opacity: 1; bottom: 0px; }

.container_1 { width: 50%; max-width: 768px; margin: 0px auto; }

.container_2 { width: 65%; max-width: 900px; margin: 0px auto; }

.container_3 { width: 35%; max-width: 550px; margin: 0px auto; }

.color_green { color: rgb(0, 180, 194); }

.fontWeight_600 { font-weight: 600; }

@media screen and (max-width: 1280px) {
  .container_1 { width: 60%; max-width: unset; }
  .container_2 { width: 80%; max-width: unset; }
  .container_3 { width: 50%; max-width: unset; }
}

@media screen and (max-width: 768px) {
  body { font-size: 14px; }
  input { font-size: 0.9rem; }
  .container_1 { width: 80%; }
  .container_2 { width: 90%; }
  .container_3 { width: 88%; }
}

nav { position: fixed; top: 0px; width: 100%; height: auto; z-index: 50; transition: all 0.5s ease 0s; }

nav.nav_scrollDown { background: rgba(0, 181, 194, 0.796); }

nav.nav_scrollDown .mo_nav_btn > span { background: rgb(255, 255, 255); }

.nav_container { width: 85%; margin: 0px auto; display: flex; align-items: center; justify-content: space-between; padding: 8px 0px; }

a.nav_logo { display: block; width: 120px; }

.mo_nav_btn { display: none; }

.nav_content { display: flex; align-items: center; justify-content: space-between; width: 45%; }

:lang(en) .nav_content { width: 55%; }

.nav_content > ul { display: flex; align-items: center; width: 90%; }

.nav_content > ul > li { width: 25%; }

:lang(en) .nav_content > ul > li { text-align: center; }

.nav_content > ul > li > a { color: rgb(255, 255, 255); position: relative; }

.nav_content > ul > li > a::after { position: absolute; content: ""; left: 0px; bottom: -13px; width: 100%; height: 1px; opacity: 0; background: rgb(255, 255, 255); transition: all 0.3s ease 0s; }

.nav_content > ul > li > a:hover::after { opacity: 1; transform: translateY(-3px); }

.nav_lang { display: flex; align-items: center; }

.nav_lang > svg { width: 20px; margin-right: 5px; }

.nav_lang svg .cls-1 { fill: none; stroke: rgb(248, 244, 239); stroke-linecap: round; stroke-linejoin: round; }

.nav_lang > select { border: 0px; background: none; color: rgb(248, 244, 239); }

.nav_lang > select > option { border: 0px; background: rgb(248, 244, 239); color: rgb(89, 111, 112); }

@media screen and (max-width: 1280px) {
  .nav_container { width: 92%; }
  .nav_content { width: 65%; }
  :lang(en) .nav_content { width: 68%; }
}

@media screen and (max-width: 768px) {
  nav { z-index: 60; }
  .nav_container { width: 100%; margin: 0px; align-items: center; justify-content: space-between; padding: 8px 5%; transition: all 0.5s ease 0s; }
  a.nav_logo { display: block; width: 100px; }
  .mo_nav_btn { display: block; width: 20px; height: 20px; }
  .mo_nav_btn > span { display: block; width: 100%; height: 1px; background: rgb(255, 255, 255); margin: 5px 0px; transition: all 0.5s ease 0s; }
  .nav_content { position: absolute; width: 0px; background: rgba(89, 111, 112, 0.933); right: 0px; flex-direction: column; justify-content: flex-start; z-index: 60; transition: all 0.5s ease 0s; }
  :lang(en) .nav_content { width: 0px; }
  .nav_content > ul { width: 100%; flex-direction: column; margin: 20px 0px; padding: 0px; }
  .nav_content > ul > li { width: 100%; text-align: center; line-height: 3.5; }
  .nav_content > ul > li > a { width: 100%; height: 100%; display: block; }
  .nav_content > ul > li > a:hover { background: rgb(0, 180, 194); }
  .nav_content > ul > li > a::after { position: absolute; content: none; }
  .nav_content > .nav_lang { justify-content: center; }
  .nav_content > .nav_lang { width: 0px; }
  .nav_content > .nav_lang > select { width: 0px; }
  .mo_nav_open { background: rgba(0, 181, 194, 0.796); }
  .mo_nav_open > .mo_nav_btn > span:nth-child(1) { transform: rotate(45deg) translateY(9px); }
  .mo_nav_open > .mo_nav_btn > span:nth-child(2) { opacity: 0; }
  .mo_nav_open > .mo_nav_btn > span:nth-child(3) { transform: rotate(-45deg) translateY(-8px); }
  .mo_nav_open > .nav_content, .mo_nav_open .nav_lang > select { width: 100%; }
  .mo_nav_open > .nav_content > .nav_lang { width: fit-content; }
  .mo_nav_open > .mo_nav_btn > span { background: rgb(255, 255, 255); }
  .nav_container.mo_nav_open .nav_content > ul > li > a { color: rgb(255, 255, 255); }
  .nav_container.mo_nav_open .nav_lang > select { color: rgb(248, 244, 239); }
  .nav_container.mo_nav_open .nav_lang > svg .cls-1 { stroke: rgb(248, 244, 239); }
}

footer { width: 100%; height: auto; position: relative; margin-top: 150px; }

.footer_wave { width: 100%; height: 150px; position: absolute; top: -150px; overflow: hidden; }

.footer_wave_front { width: 640vw; height: 120px; position: absolute; bottom: 0px; background: url("../image/svg/footer_wave_front.svg") repeat-x; transform: translate3d(0px, 0px, 0px); animation: 60s cubic-bezier(0.36, 0.45, 0.63, 0.53) 0s infinite alternate none running wave_x; z-index: 6; }

.footer_wave_back { width: 640vw; height: 120px; position: absolute; bottom: 0px; background: url("../image/svg/wave_back.svg") repeat-x; transform: translate3d(0px, 0px, 0px); animation: 35s cubic-bezier(0.36, 0.45, 0.63, 0.53) -0.2s infinite alternate none running wave_x, 10s ease -1.25s infinite normal none running wave_y; z-index: 5; }

.footer_content { width: 100%; background: rgb(0, 180, 194); padding: 20px 0px; }

.footer_content > p { width: 50%; font-family: Oswald, sans-serif; font-weight: 300; text-align: left; color: rgb(248, 244, 239); margin: 0px auto; font-size: 0.8rem; }

@media screen and (max-width: 768px) {
  .footer_content > p { width: 80%; }
}

@media screen and (max-width: 500px) {
  footer { width: 100%; height: auto; position: relative; margin-top: 130px; }
  .footer_wave { width: 100%; height: 130px; position: absolute; top: -130px; overflow: hidden; }
  .footer_wave_front {height: 100px;background: url("../image/svg/footer_wave_front.svg");animation: 12s cubic-bezier(0.36, 0.45, 0.63, 0.53) 0s infinite alternate none running wave_x;}
  .footer_wave_back { height: 100px; background: url("../image/svg/wave_back.svg"); animation: 10s cubic-bezier(0.36, 0.45, 0.63, 0.53) -0.2s infinite alternate none running wave_x, 10s ease -1.25s infinite normal none running wave_y; }
  .footer_content { width: 100%; background: rgb(0, 180, 194); padding: 20px 0px; }
  .footer_content > p { width: 90%; }
}

.scroll_top { position: fixed; width: 80px; bottom: -100px; right: 30px; z-index: 50; opacity: 0; transition: all 0.5s ease-in-out 0s; }

.scroll_top > .top_text { font-family: Oswald, sans-serif; font-size: 1.2rem; font-weight: 300; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); color: rgb(248, 244, 239); }

.scroll_top > svg > .cls-1 { fill: rgb(185, 227, 223); transition: all 0.5s ease-in-out 0s; }

.scroll_top:hover > svg > .cls-1 { fill: rgb(89, 111, 112); }

.scroll_top.scroll_top_open { opacity: 1; bottom: 60px; }

@media screen and (max-width: 500px) {
  .scroll_top { position: fixed; width: 60px; bottom: -60px; right: 10px; }
  .scroll_top.scroll_top_open { opacity: 1; bottom: 80px; }
}

.side_wave { width: 200px; position: absolute; z-index: 20; }

.side_wave > img:nth-child(2) { position: absolute; left: 50%; top: 50%; width: 200px; transform: translate(-50%, -50%); }

@media screen and (max-width: 768px) {
  .side_wave { display: none; }
}