/* Box sizing rules */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Remove default margin */
body,
h1,
h2,
h3,
h4,
p,
figure,
blockquote,
dl,
dd,
ul {
  padding: 0;
  margin: 0;
}

.header-img {
  width: 100%;
  height: auto;
}

.header-text {
  margin-top: 5%;
  margin-left: 5%;
}

ul {
  list-style-type: none;
}

body {
  margin: 0;
  padding: 0;
  background-color: #f5f5f5;
}

section {
  margin-bottom: 45px;
}

.w-90 {
  width: 90%;
}

.w-85 {
  width: 85%;
}

.w-70 {
  width: 70%;
}

.w-55 {
  width: 55%;
}

.w-45 {
  width: 45%;
}

.w-30 {
  width: 30%;
}

.w-27 {
  width: 27%;
}

.w-31 {
  width: 31%;
}

.top--1 {
  top: -1%;
}

.top-5 {
  margin-top: 25%;
}

.bg-blue-dark {
  background-color: rgb(37, 144, 170);
}

.bg-blue-middle {
  background-color: rgb(26, 159, 170);
}

.bg-blue-light {
  background-color: rgb(52, 183, 191);
}

.text-blue {
  color: rgb(24, 102, 165);
}

.text-shadow-gray {
  text-shadow: 0 0 5px rgba(1, 1, 1, .6);
}

.main-title-fs {
  font-size: 24px;
  font-weight: bold;
  color: black;
}

.two-col {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  column-gap: 20px;
  /* 在圖片和文字之間添加間距 */
}

.left-col {
  grid-column: 1;
}

.right-col {
  grid-column: 2;
}

.titleicon {
  display: inline-block;
  margin: 0 10px 6px 0;
  vertical-align: middle;
}

.fs-40 {
  font-size: 84px;
  font-weight: bold;
  line-height: 1.1;
}

.fs-35 {
  font-size: 60px;
  font-weight: bold;
  line-height: 1.1;
}


.fs-7 {
  font-size: 14px;
}

.reserve-button {
  padding: 6px 20px;
  overflow: hidden;
  position: relative;
  z-index: 100;

  background-color: rgb(24, 102, 165);
  border-radius: 30px;

  text-decoration: none;
  color: white;
  font-size: 22px;
  font-weight: 600;
  transition: all .6s;
}

.reserve-button:before {
  content: '';
  display: block;
  width: 0px;
  height: 0px;
  border-radius: 50%;
  background-color: rgb(247, 157, 40);

  position: absolute;
  z-index: -3;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: width .6s, height .6s;
}

.reserve-button:hover {
  background-color: transparent;
}

.reserve-button:hover:before {
  width: 260px;
  height: 260px;
  z-index: -1;
}

.fake-line {
  width: 1px;
  margin: 0 10px;
}

.nav a {
  display: inline-block;
  text-underline-offset: 3px;
  transition: all .3s;
}

.nav a:hover {
  color: black;
  transform: translateY(-1px);
  text-underline-offset: 3px;
  --bs-link-underline-opacity: auto;
}

#main-banner {
  margin-bottom: 20px;
  height: 325px;
  background: url('./img/main_hero_img.jpg') no-repeat center/cover;
}

#main-banner_en {
  margin-bottom: 20px;
  height: 325px;
  background: url('./img/main_hero_img_en.jpg') no-repeat center/cover;
}

#lan_en {
  transition: all .3s;
}

#lan_en:hover {
  color: black;
  transform: translateY(-1px);
}