/* icon */
.arrow,
.cb,
.rb {
  background-image: url(icon.png);
}
/* select box */
.sb {
  border: solid 1px #cfcfcf;
  cursor: pointer;
  background-color: #ffffff;
  position: relative;
  float: left;
  margin: 0 10px 0 0;
  display: inline-block;
  border-radius: 4px;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
}
.sb_active {
  border: solid 1px #3b88c4;
  border-radius: 4px 4px 0 0;
  -moz-border-radius: 4px 4px 0 0;
  -webkit-border-radius: 4px 4px 0 0;
}
.sb * {
  color: #666666;
  font: normal 12px Song;
  cursor: pointer;
  background-color: #fff;
}
.sb .opts {
  border: 1px solid #3b88c4;
  cursor: pointer;
  display: none;
  height: auto;
  left: 0;
  max-height: 121px;
  overflow-x: hidden;
  overflow-y: auto;
  position: absolute;
  top: 0;
  width: auto;
  z-index: 99;
}
.sb > .selected {
  padding: 0 15px 0 5px;
  overflow: hidden;
  position: absolute;
  cursor: pointer;
  left: 0;

  border-radius: 4px;
  -moz-border-radius: 4px;
  -webkit-border-radius: 4px;
}
.sb .opts a {
  width: auto;
  height: 24px;
  line-height: 24px;
  padding: 0 5px;
  cursor: default;
  outline: none;
  white-space: nowrap;
  text-decoration: none;
  display: block;
  cursor: pointer;
}
.sb .opts a.selected {
  background: #ffffe1;
}
.sb .opts a.none {
  background: #fff;
}
.sb .opts a:hover {
  background: #ffffe1;
  cursor: pointer;
}
.sb .sb_icon {
  width: 7px;
  height: 4px;
  overflow: hidden;
  position: absolute;
  cursor: pointer;
  right: 4px;
}
.sb .arrow {
  background-position: -27px -18px;
}
.sb_active .arrow {
  background-position: -27px -4px;
}
/* checkbox box */
.cb {
  width: 13px;
  height: 13px;
  display: inline-block;
  *display: inline;
  zoom: 1;
  background-position: 0 0;
  cursor: pointer;
}
.cb_active {
  background-position: 0 -13px;
}
/* radio box */
.rb {
  width: 13px;
  height: 13px;
  margin: 0 auto;
  padding: 0;
  display: inline-block;
  *display: inline;
  zoom: 1;
  vertical-align: middle;
  background-position: -13px 0;
  cursor: pointer;
}
.rb_active {
  background-position: -13px -13px;
}

.banner {
  width: 100%;
  height: 1080px;
}

.banner-box {
  width: 100%;
  height: 1080px;
}

.banner-img {
  width: 100%;
  height: 1080px;
}

.layui-carousel {
  width: 100%;
  height: 1080px;
}

.header {
  width: 75rem;
  height: 4.5rem;
  background: rgba(214, 0, 15, 0.8);
  box-shadow: 0px 3px 8px 1px rgba(255, 255, 255, 0.2);
  border-radius: 16px 16px 16px 16px;
  border: 1px solid #ffffff;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.75rem;
  box-sizing: border-box;
  /* position: fixed; */
  position: absolute;
  left: 24.375rem;
  top: 40px;
  z-index: 9999;
}

.header-img {
  width: 6.5rem;
  height: 2.125rem;
}

.ul {
  width: 43.75rem;
  height: 4.5rem;
  display: flex;
  align-items: center;
}

.ul > ul {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 41rem;
  align-items: center;
}

li {
  list-style: none;
}

.ul li {
  height: 3rem;
  line-height: 3rem;
  border-bottom: 2px solid rgba(255, 255, 255, 0);
}

.ul li a {
  font-size: 0.9375rem;
  color: #ffffff;
  text-align: center;
  display: block;
  text-decoration: none;
  opacity: 0.7;
}

.ul li a:hover {
  color: #ffffff;
  opacity: 1;
}

.ul li:hover {
  height: 3rem;
  line-height: 3rem;
  border-bottom: 2px solid #ffffff;
}

.back {
  width: 4.5rem;
  height: 2.25rem;
  background: #ffffff;
  border-radius: 4px 4px 4px 4px;
  font-weight: bold;
  font-size: 1rem;
  color: #d6000f;
  line-height: 2.25rem;
  text-align: center;
}

.footer {
  width: 100%;
  height: 42.5rem;
}

.footer-img {
  width: 100%;
  height: 42.5rem;
}