@font-face {
  font-family: 'DIN-Medium';
  src: url('../fonts/DIN-Medium.otf');
}
@font-face {
  font-family: 'Montserrat-SemiBold';
  src: url('../fonts/Montserrat-SemiBold.otf');
}
:root {
  --Noto-Sans-SC: 'Noto Sans SC', sans-serif;
  --Noto-Serif-SC: 'Noto Serif SC', sans-serif;
  --Song-Myung: 'Song Myung', sans-serif;
  --Roboto: 'Roboto', sans-serif;
  --Abel: 'Abel', sans-serif;
  --Barlow-Condensed: 'Barlow Condensed', sans-serif;
  --Din: 'DIN-Medium', sans-serif;
  --Montserrat-SemiBold: 'Montserrat-SemiBold', 'sans-serif';
  --Montserrat: 'Montserrat', 'sans-serif';
  --Poppins: 'Poppins', 'sans-serif';
  --Lato: 'Lato', 'sans-serif';
}
h1,
h2,
h3,
h4,
h5,
p {
  transition: all 0.5s;
}
.wow {
  visibility: hidden;
}
html,
body {
  scroll-behavior: smooth;
  font-family: var(--Noto-Sans-SC);
}
body {
  overflow: visible;
}
body::-webkit-scrollbar-track {
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
  border-radius: 2px;
  background-color: #fff;
}
body::-webkit-scrollbar {
  width: 5px;
  background-color: #fff;
}
body::-webkit-scrollbar-thumb {
  border-radius: 2px;
  -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
  background-color: #666;
}
body:hover::-webkit-scrollbar-thumb {
  background-color: #ccc;
}
.out-header {
  height: 100px;
  width: 100%;
}
.mycontainer {
  max-width: 1600px;
  width: 85%;
  margin: 0 auto;
}
.blank {
  margin: 0 !important;
  height: 0 !important;
  padding: 0 !important;
  box-shadow: none !important;
  min-height: 0 !important;
  border: 0 !important;
}
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.3);
  z-index: 99;
  transition: all 0.5s;
  background-color: #fff;
}
header .mycontainer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100px;
}
header .logo {
  width: 28.125%;
  text-align: center;
}
header .logo img {
  transition: all 0.5s;
}
header .lv1 {
  flex: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 100%;
}
header .lv1 > li {
  position: relative;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: clamp(14px, 1.1vw, 18px);
}
header .lv1 > li:first-child {
  margin-left: 0;
}
header .lv1 > li a {
  color: #333;
  padding: 0 1em;
  line-height: 2.2222em;
  text-align: center;
  transition: all 0.5s;
  text-transform: uppercase;
}
header .lv1 > li:hover > a {
  color: #fff;
  background-color: #045ECE;
  font-weight: 700;
}
header .lv1 > li:hover::after {
  width: 100%;
}
header .lv1 > li:hover .lv2 {
  opacity: 1;
  transform: translate(-50%, 0);
  visibility: visible;
}
header .lv1 > .active > a {
  color: #fff;
  background-color: #045ECE;
  font-weight: 700;
}
header .lv1 .tel {
  line-height: 1.2;
}
header .lv1 .tel h5 {
  font-size: clamp(14px, 1vw, 16px);
  color: #045ECE;
  font-weight: 700;
}
header .lv1 .tel h4 {
  font-size: clamp(16px, 1.1vw, 18px);
  color: #045ECE;
  font-weight: 700;
}
header .lv2 {
  position: absolute;
  left: 50%;
  top: 100%;
  transform: translate(-50%, 50%);
  transition: all 0.5s;
  background-color: rgba(0, 0, 0, 0.5);
  padding: 10px;
  visibility: hidden;
  opacity: 0;
}
header .lv2 > li {
  position: relative;
  white-space: nowrap;
  text-align: center;
  padding: 2px 15px;
  min-width: 130px;
}
header .lv2 > li a {
  font-size: 16px;
  color: #fff;
}
header .lv2 > li:hover .lv3 {
  opacity: 1;
  visibility: visible;
  transform: translate(0, 0);
}
header .lv3 {
  position: absolute;
  top: 0%;
  left: 100%;
  transform: translate(50%, 0);
  transition: all 0.5s;
  background-color: rgba(0, 0, 0, 0.88);
  padding: 0 0 10px;
  visibility: hidden;
  opacity: 0;
}
header nav {
  flex: 1;
  margin-left: 3%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .search form {
  position: relative;
}
header .search form input {
  width: 214px;
  height: 30px;
  border-radius: 15px;
  outline: none;
  font-size: 13px;
  color: #333;
  font-weight: 300;
  background-color: #fafafa;
  padding: 0 35px 0 14px;
  transition: all 0.5s;
}
header .search form input::placeholder {
  color: #5f5f5f;
  transition: all 0.5s;
}
header .search form button {
  position: absolute;
  outline: none;
  border: 0;
  background-color: transparent;
  right: 22px;
  top: 50%;
  transform: translate(0, -50%);
  cursor: pointer;
  transition: all 0.5s;
}
.pagination {
  margin-top: 2%;
  display: flex !important;
  text-align: center;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}
.pagination a {
  display: block;
  font-size: 14px;
  padding: 0 13px;
  line-height: 32px;
  background-color: #fff;
  margin: 5px;
  color: #045ECE;
  transition: all 0.5s;
  font-family: var(--Din);
  border-radius: 4px;
}
.pagination span {
  display: block;
  font-size: 14px;
  padding: 0 13px;
  line-height: 32px;
  background-color: #045ECE;
  margin: 5px;
  color: #fff;
  transition: all 0.5s;
  font-family: var(--Din);
  border-radius: 4px;
}
.pagination a:hover {
  color: #fff;
  background-color: #045ECE;
  border-color: transparent;
}
.index-banner {
  position: relative;
}
.index-banner .swiper .swiper-slide {
  position: relative;
}
.index-banner .swiper .swiper-slide img {
  display: block;
  width: 100%;
  object-fit: cover;
  transition: all 3s;
  scale: 1.1;
}
.index-banner .swiper .swiper-slide-active h2 {
  animation: fadeInDown 2s;
}
.index-banner .swiper .swiper-slide-active h5 {
  animation: fadeInDown 2.5s;
}
.index-banner .swiper .swiper-slide-active a {
  animation: fadeInUp 2s;
}
.index-banner .swiper .swiper-slide-active img {
  scale: 1;
}
.index-banner .mycontainer {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.index-banner .banner-text {
  text-align: center;
}
.index-banner .banner-text h2 {
  font-size: 50px;
  color: #fff;
  font-weight: 700;
  line-height: 1.6;
}
.index-banner .banner-text h5 {
  font-size: 18px;
  color: #fff;
  font-weight: 500;
  line-height: 1.6;
}
.index-banner .banner-text a {
  display: inline-block;
  width: 150px;
  line-height: 50px;
  text-align: center;
  border: 1px solid #fff;
  border-radius: 25px;
  color: #fff;
  margin-top: 6.13497%;
  transition: all 0.5s;
}
.index-banner .banner-text a img {
  margin-right: 13px;
  transition: all 0.5s;
}
.index-banner .banner-text a:hover {
  box-shadow: inset -5px 5px 15px rgba(255, 255, 255, 0.3);
}
.index-banner .banner-text a:hover img {
  margin-right: 7px;
}
.index-banner .swiper-pagination {
  bottom: 5%;
}
.index-banner .swiper-pagination .swiper-pagination-bullet {
  width: 12px;
  height: 12px;
  opacity: 1;
  background-color: transparent;
  border: 1px solid #fff;
  transition: all 0.5s;
  margin: 0 6.5px;
}
.index-banner .swiper-pagination .swiper-pagination-bullet-active {
  background-color: #fff;
}
.index-title {
  text-align: center;
  margin-bottom: 3%;
}
.index-title h3 {
  font-size: clamp(20px, 2.083333vw, 40px);
  color: #045ECE;
  font-weight: 700;
  position: relative;
  line-height: 1.25;
  margin-bottom: 0.25em;
}
.index-title h3::before,
.index-title h3::after {
  display: inline-block;
  content: "";
  vertical-align: middle;
  margin: 0 1.25em;
  width: 1em;
  height: 3px;
  background-color: #045ECE;
}
.index-title h5 {
  font-size: clamp(12px, 1.1vw, 18px);
  line-height: 2;
  text-transform: uppercase;
  color: #999;
}
.search-banner {
  z-index: 10;
  background-color: #FAFAFA;
  padding: 1.0416667% 0;
}
.search-banner .mycontainer {
  display: flex;
  justify-content: space-between;
  font-size: clamp(14px, 1.2vw, 20px);
  gap: 1em;
}
.search-banner .mycontainer span {
  font-size: clamp(14px, 1vw, 16px);
  color: #045ECE;
  white-space: nowrap;
  line-height: 1.875;
}
.search-banner .mycontainer .keywords {
  font-size: clamp(14px, 1.1vw, 18px);
  color: #666;
  line-height: 1.66667;
}
.search-banner .mycontainer .keywords a {
  color: inherit;
}
.search-banner .mycontainer .keywords a:hover {
  text-decoration: underline !important;
}
.search-banner .mycontainer form {
  font-size: clamp(14px, 1vw, 16px);
  display: flex;
  align-items: center;
}
.search-banner .mycontainer form input {
  background-color: #fff;
  border: 1px solid #045ECE;
  border-right: 0;
  outline: none;
  height: 2.5em;
  width: 15em;
  padding: 0 1em;
}
.search-banner .mycontainer form button {
  width: 5em;
  height: 2.5em;
  outline: none;
  border: 0;
  background: #045ECE;
  cursor: pointer;
}
.index-about {
  padding: 3.125% 0 2.60416667%;
  background-color: #F6F6F6;
}
.index-about .wrapper {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.index-about .wrapper .lt {
  width: 49.6875%;
}
.index-about .wrapper .lt .title {
  font-size: clamp(20px, 1.7708333vw, 34px);
  font-weight: 700;
  color: #333;
  line-height: 1.4706;
  margin-bottom: 0.29412em;
  padding: 0 5.03144654%;
}
.index-about .wrapper .lt .brief {
  font-size: clamp(14px, 1.1vw, 18px);
  color: #333;
  line-height: 2.222222;
  padding: 0 5.03144654%;
}
.index-about .wrapper .lt .brief p {
  position: relative;
  padding-left: 1.5em;
}
.index-about .wrapper .lt .brief p::before {
  display: inline-block;
  position: absolute;
  content: "·";
  left: 0;
}
.index-about .wrapper .lt a {
  display: inline-block;
  color: #045ECE;
  font-weight: 500;
  border: 1px solid #045ECE;
  border-radius: 0.5em;
  line-height: 2.9;
  padding: 0 1.425em;
  transition: all 0.5s;
  margin-top: 1em;
}
.index-about .wrapper .lt a:hover {
  transform: translateY(-3px);
  box-shadow: 0 3px 5px rgba(0, 0, 0, 0.2);
}
.index-about .wrapper .lt .data {
  display: flex;
  justify-content: space-around;
  background-color: #045ECE;
  padding: 2.51572327% 3.773585%;
  margin-top: 4.3%;
}
.index-about .wrapper .lt .data .block {
  color: #fff;
}
.index-about .wrapper .lt .data .block h2 {
  font-size: clamp(18px, 1.7708333vw, 34px);
  font-weight: 700;
  line-height: 1.470588;
}
.index-about .wrapper .lt .data .block h5 {
  font-size: clamp(12px, 1.25vw, 24px);
  line-height: 1.25;
}
.index-about .wrapper .rt {
  width: 49.6875%;
}
.index-about .wrapper .rt .pic {
  position: relative;
  overflow: hidden;
  box-shadow: 0px 4px 6px -4px rgba(0, 0, 0, 0.1), 0px 10px 15px -3px rgba(0, 0, 0, 0.1);
  width: 100%;
  height: 100%;
}
.index-about .wrapper .rt .pic img {
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
}
.index-about .wrapper .rt .pic:hover img {
  scale: 1.05;
}
.index-prod {
  margin: 2.083333% 0;
}
.index-prod .prod-tab {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  font-size: clamp(14px, 1.2vw, 20px);
  gap: 1em 2em;
  margin-bottom: 3.125%;
}
.index-prod .prod-tab li a {
  color: #045ECE;
  display: block;
  min-width: 10em;
  padding: 0 0.5em;
  border-radius: 0.5em;
  border: 1px solid #045ECE;
  text-align: center;
  line-height: 2.5;
  transition: all 0.5s;
}
.index-prod .prod-tab li a:hover {
  background-color: #045ECE;
  color: #fff;
}
.index-prod .swiper {
  margin: 10px;
}
.index-prod .swiper .swiper-slide {
  padding: 10px;
  border: 1px solid rgba(153, 153, 153, 0.3);
  transition: all 0.5s;
}
.index-prod .swiper .swiper-slide:hover {
  border-color: #045ECE;
}
.index-prod .swiper .swiper-slide:hover .pic {
  border-color: #045ECE;
}
.index-prod .swiper .swiper-slide:hover .pic img {
  scale: 1.05;
}
.index-prod .swiper .swiper-slide:hover .title {
  background-color: #045ECE;
  color: #fff;
}
.index-prod .swiper .pic {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 0;
  padding-bottom: 111.111111%;
  border: 1px solid rgba(153, 153, 153, 0.3);
  transition: all 0.5s;
}
.index-prod .swiper .pic img {
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
}
.index-prod .swiper .title {
  width: 100%;
  font-size: clamp(14px, 1.25vw, 24px);
  color: #333;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  padding: 0 0.5em;
  transition: all 0.5s;
  line-height: 2.5;
  margin-top: 10px;
}
.index-prod .swiper .title a {
  color: inherit;
}
.index-case {
  background-color: #F6F6F6;
  padding: 2.6041667% 0 3.125%;
  margin: 0;
}
.index-factory {
  padding: 2% 0 3%;
}
.index-factory .wrapper {
  display: flex;
  justify-content: space-between;
  gap: 1.25%;
}
.index-factory .wrapper .block {
  position: relative;
  overflow: hidden;
  flex: 1;
  height: 31.25vw;
  transition: all 1s;
}
.index-factory .wrapper .block h3 {
  position: absolute;
  width: 100%;
  line-height: 5em;
  bottom: 0;
  left: 0;
  padding: 0 0.5em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-align: center;
  font-size: clamp(14px, 1.2vw, 20px);
  color: #fff;
  font-weight: 700;
  background-color: rgba(51, 51, 51, 0.2);
  transition: all 1s;
}
.index-factory .wrapper .block img {
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.index-factory .wrapper .block:hover h3 {
  font-size: clamp(18px, 2.083333vw, 40px);
  background-color: rgba(4, 94, 206, 0.8);
  line-height: 3em;
  left: 0;
  bottom: 50%;
  transform: translate(0, 50%);
}
.index-factory .wrapper .active {
  flex: 2.5;
}
.index-cert {
  position: relative;
  padding: 3.125% 0 3.6458333%;
  height: 42.7083333vw;
}
.index-cert .bg {
  top: 0;
  left: 0;
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.index-cert .index-title {
  position: relative;
  z-index: 1;
}
.index-cert .swiper .pic {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 0;
  padding-bottom: 138.888889%;
}
.index-cert .swiper .pic img {
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
}
.index-cert .swiper .title {
  text-align: center;
  font-size: clamp(14px, 1.5625vw, 30px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 2.66667;
  color: #333;
}
.index-news {
  margin: 2% 0 3%;
}
.index-news .news-tab {
  display: flex;
  font-size: clamp(14px, 1.25vw, 24px);
  gap: 0.833333em;
  margin-bottom: 1.875%;
  padding: 0 2.5%;
}
.index-news .news-tab li {
  cursor: pointer;
  color: #333;
  line-height: 2.083333;
  padding: 0 0.9375em;
  border-bottom: 0.208333em solid transparent;
  transition: all 0.5s;
}
.index-news .news-tab li:hover {
  color: #045ECE;
}
.index-news .news-tab .active {
  color: #045ECE;
  border-bottom-color: #045ECE;
}
.index-news .wrapper {
  padding: 0 2.5%;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.index-news .wrapper .lt {
  width: 50%;
}
.index-news .wrapper .lt .pic {
  position: relative;
  overflow: hidden;
  width: 100%;
  height: 0;
  padding-bottom: 56.57895%;
}
.index-news .wrapper .lt .pic img {
  position: absolute;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: all 0.5s;
}
.index-news .wrapper .lt .pic .title {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  font-size: clamp(14px, 1.25vw, 24px);
  color: #fff;
  display: flex;
  justify-content: space-between;
  padding: 0 0.833333em;
  line-height: 2.0833;
  background-color: rgba(51, 51, 51, 0.6);
}
.index-news .wrapper .lt .pic .title h4 {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  margin-right: 0.5em;
}
.index-news .wrapper .lt .pic .title span {
  white-space: nowrap;
}
.index-news .wrapper .lt .pic:hover img {
  scale: 1.05;
}
.index-news .wrapper .rt {
  width: 48.0263158%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.index-news .wrapper .rt .block {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid rgba(153, 153, 153, 0.4);
  background-color: #F6F6F6;
  transition: all 0.5s;
}
.index-news .wrapper .rt .block .date {
  width: 16.4383562%;
  white-space: nowrap;
  border: 2px solid #045ECE;
  color: #045ECE;
  text-align: center;
  padding: 6px 10px;
  background-color: #fff;
  transition: all 0.5s;
}
.index-news .wrapper .rt .block .date h3 {
  font-size: clamp(20px, 2.083333vw, 40px);
  font-weight: 700;
  line-height: 1.25;
}
.index-news .wrapper .rt .block .date h5 {
  font-size: clamp(12px, 1.2vw, 20px);
  line-height: 2.5;
}
.index-news .wrapper .rt .block .title {
  width: 83.5616438%;
  padding: 0 10px;
}
.index-news .wrapper .rt .block .title h4 {
  font-size: clamp(14px, 1.25vw, 24px);
  color: #333;
  font-weight: 700;
  line-height: 1.6667;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.index-news .wrapper .rt .block .title p {
  font-size: clamp(12px, 1.1vw, 18px);
  color: #666;
  line-height: 1.6667;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.index-news .wrapper .rt .block .title a {
  color: inherit;
}
.index-news .wrapper .rt .block:hover {
  border-color: #045ECE;
}
.index-news .wrapper .rt .block:hover .date {
  background-color: #045ECE;
}
.index-news .wrapper .rt .block:hover .date h3,
.index-news .wrapper .rt .block:hover .date h5 {
  color: #fff;
}
.index-news .wrapper .rt .block:hover .title h4 {
  color: #045ECE;
}
.index-news .news-content {
  display: none;
}
.index-news .news-content:first-child {
  display: block;
}
.index-more {
  margin-top: 1.875%;
  text-align: center;
}
.index-more a {
  display: inline-block;
  font-size: clamp(14px, 1.1vw, 18px);
  border: 1px solid #999;
  color: #999;
  min-width: 11.1111em;
  line-height: 2.6666667;
  padding: 0 1.5em;
  border-radius: 1.33333335em;
  transition: all 0.5s;
}
.index-more a:hover {
  border-color: #045ECE;
  color: #fff;
  background-color: #045ECE;
  font-weight: 700;
}
footer {
  background-color: #000;
  padding: 2.8645833% 0 3.90625%;
}
footer .footer-top {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  margin-bottom: 2.125%;
}
footer .footer-top h4 {
  font-size: clamp(16px, 1.25vw, 24px);
  color: #fff;
  font-weight: 700;
  line-height: 1.6667;
  margin-bottom: 0.416667em;
}
footer .footer-top .info {
  width: 25.4375%;
}
footer .footer-top .info .logo {
  margin-bottom: 10px;
}
footer .footer-top .info .logo h3 {
  font-size: clamp(20px, 1.5625vw, 30px);
  color: #fff;
  font-weight: 700;
  line-height: 1.3333;
}
footer .footer-top .info .logo h5 {
  font-size: 10px;
  color: #fff;
  line-height: 2;
}
footer .footer-top .info .logo h4 {
  margin-bottom: 0;
}
footer .footer-top .info .brief {
  font-size: clamp(14px, 1.2vw, 20px);
  color: #fff;
  line-height: 2;
}
footer .footer-top nav {
  width: 22.5%;
}
footer .footer-top nav ul {
  font-size: clamp(16px, 1.1vw, 18px);
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  max-height: 9em;
  gap: 0 1.5em;
}
footer .footer-top nav ul li {
  line-height: 1.6667;
  margin-bottom: 0.5556em;
}
footer .footer-top nav ul li a {
  color: #fff;
  transition: all 0.5s;
}
footer .footer-top nav ul li a:hover {
  text-decoration: underline !important;
}
footer .footer-top address {
  width: 25%;
}
footer .footer-top address p {
  font-size: clamp(14px, 1.1vw, 18px);
  color: #fff;
  line-height: 1.6667;
  margin-bottom: 0.5556em;
}
footer .footer-top .ewm {
  text-align: center;
  max-width: 21.25%;
}
footer .footer-top .ewm img {
  max-width: 140px;
}
footer .footer-top .ewm p {
  font-size: clamp(14px, 1.1vw, 18px);
  color: #fff;
  line-height: 1.6667;
  margin-top: 0.5556em;
}
footer .footer-bt {
  font-size: clamp(12px, 1.1vw, 18px);
  color: #fff;
  line-height: 1.6667;
  text-align: center;
  display: flex;
}
footer .footer-bt p {
  flex: 1;
}
footer .footer-bt a {
  color: inherit;
}
footer .footer-bt a:hover {
  text-decoration: underline !important;
}
footer .footer-bt span i {
  position: relative;
  margin-left: 20px;
  cursor: pointer;
  transform-style: preserve-3d;
  perspective: 800px;
}
footer .footer-bt span i > img {
  transition: all 0.5s;
}
footer .footer-bt span i .tip {
  position: absolute;
  visibility: hidden;
  opacity: 0;
  left: 50%;
  top: -100%;
  transform: translate(-50%, -150%) rotateX(-90deg) rotateY(90deg);
  white-space: nowrap;
  min-width: 100px;
  min-height: 100px;
  transition: all 0.5s;
}
footer .footer-bt span i .tip img {
  width: 100px;
  height: 100px;
}
footer .footer-bt span i:hover > img {
  filter: brightness(200%);
}
footer .footer-bt span i:hover .tip {
  transform: translate(-50%, -100%) rotateX(0deg) rotateY(0deg);
  visibility: visible;
  opacity: 1;
}
.anchor-fixed {
  position: relative;
  top: -100px;
}
.back-top {
  position: fixed;
  right: 1%;
  bottom: 5%;
  background-color: #045ECE;
  width: 2em;
  height: 2em;
  display: flex;
  justify-content: center;
  align-items: center;
  color: #fff;
  cursor: pointer;
  font-size: clamp(12px, 1.2vw, 20px);
  border-radius: 4px;
  transition: all 0.5s;
  animation: fadeOutRight 0.5s;
  visibility: hidden;
}
.back-top:hover {
  filter: sepia(1);
}
.back-top-show {
  animation: fadeInLeft 0.5s;
  visibility: visible;
}