:root {
  --swiper-navigation-sides-offset: 100px;
}
body {
  font-size: 14px;
  color: #333;
}
body,
p,
ul,
li,
h1,
h2,
h3,
h4,
h5,
h5,
input,
button {
  margin: 0;
  padding: 0;
  font-family: Arial, 'Microsoft Yahei';
}
div {
  box-sizing: border-box;
}
p {
  margin-top: 0;
  margin-bottom: 0;
}
button,
input {
  outline: none;
}
ul,
li {
  list-style: none;
}
i {
  font-style: normal;
}
a {
  font-family: Tahoma, Arial, 'Helvetica Neue', Helvetica, Arial, 'Microsoft Yahei', 'PingFang SC', 'Hiragino Sans GB', 'Heiti SC', 'WenQuanYi Micro Hei', sans-serif;
  font-size: 14px;
  text-decoration: none;
}
a:hover {
  text-decoration: none !important;
}
a:focus {
  outline: none !important;
}
.art-design-header {
  height: 97px;
  width: 100%;
  min-width: 1200px;
  background: #a7404e;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
}
.art-design-header .logo {
  background-color: #fff;
  height: 100%;
  border-bottom: 2px solid #a7404e;
  display: flex;
  padding: 0 10px 0 40px;
}
.art-design-header .logo .logo-img {
  width: 246px;
  object-fit: contain;
}
.nav {
  height: 97px;
  background: #a7404e;
  position: relative;
  z-index: 9;
}
.nav .menu {
  font-weight: 200;
  display: flex;
}
.nav .menu .menu-li {
  padding: 36px 24px;
  position: relative;
  flex-shrink: 0;
}
.nav .menu .menu-li a {
  color: #fff;
  font-size: 20px;
  font-weight: 400;
}
.nav .menu .menu-li:first-child {
  background-color: #fff;
}
.nav .menu .menu-li:first-child a {
  color: #54555a;
}
.nav .menu .active {
  background: #992e3c;
}
.nav .menu .nav_list {
  position: absolute;
  top: 97px;
  left: 0;
  line-height: 22px;
  background: #a7404e;
  text-align: center;
  display: none;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  z-index: 99;
}
.nav .menu .nav_list .nav_list_li {
  color: #fff;
  padding: 14px 24px;
  line-height: 16px;
  white-space: nowrap;
  width: 100%;
  text-align: left;
}
.nav .menu .nav_list .nav_list_li:hover {
  background: #992e3c;
}
.breadcrumb {
  height: 56px;
  line-height: 56px;
  color: #a7404e;
}
.breadcrumb .home-icon {
  width: 24px;
  height: 24px;
  background: url('../images/home-icon.png') no-repeat;
  margin-right: 8px;
  display: inline-block;
  vertical-align: middle;
  background-size: contain;
  -ms-filter: "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/home-icon.png', sizingMethod='scale')";
}
.breadcrumb a {
  color: #a7404e;
  margin: 0 4px;
}
.art-design-footer {
  width: 100%;
  min-width: 1200px;
  color: #333942;
  text-align: center;
  font-size: 14px;
  background-color: #a7404e;
  line-height: 24px;
  position: relative;
  margin: 0 auto;
}
.art-design-footer .footer-download {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.art-design-footer .footer-download-txt {
  width: 148px;
}
.art-design-footer .footer-logo-txt {
  padding: 80px;
}
.art-design-footer .friend-links {
  display: flex;
  justify-content: center;
  gap: 40px;
}
.art-design-footer .friend-links .friend-links-text {
  color: #fff;
  font-size: 20px;
}
.art-design-footer .footer-wrap {
  margin: 0 auto;
  width: 1200px;
  padding: 20px 0;
  position: relative;
}
.art-design-footer .copyright {
  text-align: center;
  position: relative;
  padding: 18px 0 0 0;
}