* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html,
body {
  width: 100%;
  height: 100%;
  background: url(img/bg_section4.gif);
}
a {
  color: inherit;
  text-decoration: none;
}
ul li {
  list-style: none;
}

/* header */
header {
  width: 100%;
  height: 100px;
  background: none;
  position: absolute;
  top: 0;
  z-index: 99;
  display: flex;
  align-items: center;
}
.headerwrap {
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  width: 1400px;
  margin: 0 auto;
  align-items: center;
}
.logo {
  width: 100%;
  height: 36px;
  background-image: url(img/logo1.png);
  background-repeat: no-repeat;
  flex: 1.2;
  cursor: pointer;
}
header:hover .logo {
  background-image: url(img/logo2.png);
}

nav {
  flex: 10;
}
select {
  flex: 1;
}
.main-menu {
  display: flex;
  justify-content: space-evenly;
  align-items: center;
}
.main-li {
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  color: white;
}
.sub-menu {
  color: black;
  display: none;
  position: absolute;
  top: 120px;
  height: 170px;
  line-height: 2em;
}
.sub-menu > li:hover {
  color: #9c0a1f;
}
header:hover .sub-menu {
  display: block;
}
header:hover {
  background: url(img/bg_section4.gif);
  height: 350px;
  padding-top: 30px;
  align-items: flex-start;
  transition: all 0.1s ease-in;
}
header:hover .main-li {
  color: black;
}

#lang {
  width: 80px;
  padding: 8px;
  border-radius: 5px;
  cursor: pointer;
}
/* -------------------------------main */
main {
  margin: 0 auto;
  width: 2000px;
}
.subtitle {
  font-weight: 800;
  line-height: 42px;
  font-size: 26px;
}
.submention {
  margin-top: 40px;
  line-height: 86px;
  font-size: 76px;
}
.moreBtn {
  width: 410px;
  height: 65px;
  line-height: 65px;
  font-size: 20px;
  padding: 0 25px 0 25px;
  border: none;
  border-radius: 5px;
  color: white;
  cursor: pointer;
  font-weight: bold;
  position: absolute;
  bottom: 80px;
}

/* -------------------------------section 1 */

.sec1 {
  height: 700px;
  background-color: ivory;
}
.slider {
  position: relative;
  width: 100%;
  height: 100%;
}
.slider__item {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  font-size: 48px;
  position: absolute;
  z-index: 0;
  opacity: 0;
  transition: all 1s ease-in;
}
.slider__item:nth-child(1) {
  background-image: url(img/20210406127864.png);
  background-repeat: no-repeat;
  background-size: cover;
}
.slider__item:nth-child(2) {
  background-image: url(img/20210407112574.jpg);
  background-repeat: no-repeat;
  background-size: cover;
}
.slider__item:nth-child(3) {
  background-image: url(img/20210407526471.jpg);
  background-repeat: no-repeat;
  background-size: cover;
}
.show {
  z-index: 1;
  opacity: 1;
}
.slider_left_btn {
  position: absolute;
  bottom: 50%;
  transform: translateY(50%);
  left: 15px;
  padding: 0;
  border: none;
  background: none;
  font-size: 30px;
  cursor: pointer;
}
.slider_right_btn {
  position: absolute;
  bottom: 50%;
  transform: translateY(50%);
  right: 15px;
  padding: 0;
  border: none;
  background: none;
  font-size: 30px;
  cursor: pointer;
}

/* -------------------------------section 2 */
.sec2 {
  display: flex;
  height: 640px;
  line-height: 60px;
}

/* ------------------------------art1 */
.sec2-art1 {
  background-image: url(./img/bg_section1_left.gif);
  background-size: cover;
  background-position-x: 1000px;
  position: relative;
  padding-left: 280px;
  padding-top: 80px;
  width: 1000px;
  color: white;
}
.sec2 > .sec2-art1 > .subtitle {
  padding-left: 60px;
  background-image: url(img/bg_subtit1.png);
  background-repeat: no-repeat;
}
.submention > span {
  font-weight: bold;
}
.sec2-art1 > .moreBtn {
  background: #171717;
  background-image: url(img/arr_btn.png);
  background-position: right 15px center;
  background-position-y: center;
  background-repeat: no-repeat;
}
/* ------------------------------art2 */

.sec2-art2 {
  background-image: url(img/bg_section1_right.gif);
  background-size: cover;
  background-position-x: 300px;
  width: 1000px;
  padding-left: 240px;
  padding-top: 80px;
}
.sec2 > .sec2-art2 > .subtitle {
  padding-left: 60px;
  background-image: url(img/bg_subtit2.png);
  background-repeat: no-repeat;
}
.sec2-art2 > .submention {
  color: #9c0a1f;
}
.search {
  position: relative;
  width: 400px;
}
.searchArea {
  color: #9c0a1f;
  line-height: 65px;
  height: 65px;
  width: 410px;
  font-size: 20px;
  border-radius: 5px;
  border: 5px solid #9c0a1f;
  padding-left: 20px;
  font-weight: 700;
  position: relative;
  top: 80px;
  z-index: 2;
}
.searchArea::placeholder {
  color: #9c0a1f;
}
.searchBtn {
  z-index: 5;
  position: absolute;
  right: 5px;
  top: 80px;
  font-size: 30px;
  color: #9c0a1f;
  cursor: pointer;
}
/* -------------------------------section 3 */
.sec3 {
  background-position: center;
  background-image: url(img/bg_section2.jpg);
  background-repeat: no-repeat;
  height: 600px;
  padding-left: 300px;
  padding-top: 100px;
  position: relative;
  /* margin-left: -700px; */
}
.sec3 > .subtitle {
  padding-left: 60px;
  background-image: url(img/bg_subtit3.png);
  background-repeat: no-repeat;
}
.sec3 > .submention {
  color: #9c0a1f;
}
.sec3 > .moreBtn {
  background: #9c0a1f;
  background-image: url(img/arr_btn.png);
  background-position: right 15px center;
  background-position-y: center;
  background-repeat: no-repeat;
}

/* -------------------------------section 4 */

.sec4 {
  background-image: url(img/bg_section4.gif);
  background-repeat: no-repeat;
  background-size: cover;
  display: flex;
  width: 100%;
  height: 800px;
  text-align: right;
}
/* ------------------------------art1 */
.sec4 > .sec4-art1 {
  background-size: cover;
  background-repeat: no-repeat;
  background-image: url(img/img_mobile.png);
  background-position-x: -100px;
  background-position-y: center;
  background-size: 100%;
  width: 50%;
}
/* ------------------------------art2 */
.sec4 > .sec4-art2 {
  padding-right: 500px;
  width: 50%;
  margin: auto;
}
.sec4 > .sec4-art2 > .subtitle {
  padding-left: 60px;
  display: inline-block;
  background-image: url(img/bg_subtit4.png);
  background-repeat: no-repeat;
}
.sec4 > .sec4-art2 > .submention {
  color: #171717;
}
.sec4 > .sec4-art2 > .submention > span {
  color: #9c0a1f;
  font-weight: normal;
}
.sec4 > .sec4-art2 > .submention > span:last-child {
  color: #171717;
}
.sec4 > .sec4-art2 > .submention > .jaws {
  font-weight: bold;
}

/* -------------------------------section 5 */

.sec5 {
  background-color: #f2f2f5;
  padding-left: 140px;
  padding-top: 80px;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 900px;
}
/* ------------------------------art1 */
.sec5 > .sec5-art1 > .subtitle {
  padding-left: 60px;
  background-image: url(img/bg_subtit5.png);
  background-repeat: no-repeat;
}
.sec5 > .sec5-art1 > .submention {
  color: #171717;
}
.sec5 > .sec5-art1 > .submention > span {
  font-weight: bold;
}
/* ------------------------------art2 */
.sec5 > .sec5-art2 {
  display: flex;
  flex-direction: row;
  gap: 30px;
  margin-top: 50px;
}
.sec5 > .sec5-art2 > .imgbox {
  background-color: white;
  width: 400px;
  height: 500px;
  padding: 25px;
}
.sec5 > .sec5-art2 > .imgbox:hover {
  background-color: #9c0a1f;
  transition: 0.3s ease;
}
.sec5 > .sec5-art2 > .imgbox > img {
  width: 100%;
  height: 400px;
  margin-bottom: 10px;
}

/* footer */
footer {
  background-color: #282828;
  color: white;
  height: 150px;
  width: 2000px;
  padding: 50px 140px;
  margin: auto;
}
h5 {
  font-size: 28px;
  line-height: 36px;
}