:root {
  --bs-font-sans-serif:
    "OpenSans", system-ui, -apple-system, Segoe UI, Roboto, Helvetica Neue,
    Noto Sans, Liberation Sans, Arial, sans-serif, Apple Color Emoji,
    Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
  --bs-font-sans-serif-tc:
    "NotoSansHK", system-ui, -apple-system, Segoe UI, Roboto, Helvetica Neue,
    Noto Sans, Liberation Sans, Arial, sans-serif, Apple Color Emoji,
    Segoe UI Emoji, Segoe UI Symbol, Noto Color Emoji;
}
html[lang="en"] body {
  --bs-body-font-family: var(--bs-font-sans-serif);
}

html[lang="tc"] body,
html[lang="sc"] body,
html[lang="zh-hk"] body,
html[lang="zh-cn"] body {
  --bs-body-font-family: var(--bs-font-sans-serif-tc);
}

.font-12 {
  font-size: 0.75em;
}

.font-14 {
  font-size: 0.875em;
}

.font-18 {
  font-size: 1.125em;
}

.font-20 {
  font-size: 1.2em;
}

.font-24 {
  font-size: 1.5em;
}

.font-28 {
  font-size: 1.75em;
}

.font-32 {
  font-size: 1.75em;
}

.font-36 {
  font-size: 2.25em;
}

.font-40 {
  font-size: 2.5em;
}

.font-44 {
  font-size: 2.75em;
}

.font-48 {
  font-size: 3em;
}

body.small-font {
  font-size: 0.889em;
}

.small-font .font-12 {
  font-size: 0.667em;
}

.small-font .font-14 {
  font-size: 0.778em;
}

.small-font .font-18 {
  font-size: 1em;
}

.small-font .font-20 {
  font-size: 1.111em;
}

.small-font .font-24 {
  font-size: 1.333em;
}

.small-font .font-28 {
  font-size: 1.556em;
}

.small-font .font-32 {
  font-size: 1.778em;
}

.small-font .font-36 {
  font-size: 2em;
}

.small-font .font-40 {
  font-size: 2.222em;
}

.small-font .font-44 {
  font-size: 2.444em;
}

.small-font .font-48 {
  font-size: 2.667em;
}

body.big-font {
  font-size: 1.143em;
}

.big-font .font-12 {
  font-size: 0.857em;
}

.big-font .font-14 {
  font-size: 1em;
}

.big-font .font-18 {
  font-size: 1.286em;
}

.big-font .font-20 {
  font-size: 1.3em;
  line-height: 110%;
}

.big-font .font-24 {
  font-size: 1.714em;
}

.big-font .font-28 {
  font-size: 2em;
}

.big-font .font-32 {
  font-size: 2.286em;
}

.big-font .font-36 {
  font-size: 2.571em;
}

.big-font .font-40 {
  font-size: 2.857em;
}

.big-font .font-44 {
  font-size: 3.143em;
}

.big-font .font-48 {
  font-size: 3.429em;
}

html,
body {
  width: 100%;
  height: 100%;
  letter-spacing: 0.000000001px;
}

body {
  --padding-1: 3rem;
  --header-height: 4.875rem;
  --bs-link-color-rgb: #000;
  --bs-body-color: #000;
  --primary: #1b2c65;
  --padding-1: 3rem font-family: var(--bs-body-font-family) !important;
  overflow-x: hidden;
  font-size: 1rem;
  transition: opacity 0.3s ease-in-out;
  margin-top: var(--header-height);
}
@media only screen and (min-width: 992px) {
  body {
    --padding-1: 5rem;
    --header-height: 6rem;
  }
}

img {
  vertical-align: middle;
}

.effect1 {
  visibility: hidden;
}

.effect1.animate__animated {
  visibility: visible;
}

sub {
  vertical-align: sub;
  font-size: 0.6em;
}

sup {
  vertical-align: super;
  font-size: 0.6em;
}

.footer a {
  text-decoration: none;
  color: #000;
}

.footer a:hover {
  text-decoration: underline;
}

.footer .contact div {
  margin-bottom: 10px;
}

.footer .contact p {
  margin: 0 0 20px;
  line-height: 150%;
  color: #000;
}
.footer .footer-sublogo {
  width: 7.5rem;
  height: 3.25rem;
  margin-top: 0;
  transition: box-shadow 0.3s ease-in-out;
}

@media only screen and (max-width: 1300px) {
  footer #footer {
    margin-left: 20px;
    margin-right: 20px;
    box-sizing: border-box;
  }
}

@media only screen and (max-width: 767px) {
  #con1.main .content p {
    font-size: 1em;
  }
}

@media only screen and (max-width: 500px) {
  footer #footer .box {
    display: block;
  }

  footer #footer .box .left,
  footer #footer .box .right {
    width: 100%;
  }

  footer #footer .box .left {
    margin-left: 0;
  }

  footer #footer .box .right {
    margin-top: 5%;
  }

  footer #footer .box .right .copyright {
    position: relative;
    margin-top: 5%;
  }
}