body {
  font-family: "PingFang SC";
  line-height: 1;
  background-color: #f3f3f3;
}
#copyright {
  position: absolute;
  bottom: 30px;
  right: 0;
  left: 0;
  text-align: center;
  color: #919196;
  font-size: 12px;
}
#main-title-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  column-gap: 10px;
  text-align: center;
}
#main-title-inner::before {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, rgba(177, 148, 119, 0) 0%, #b19477 100%);
}
#main-title-inner::after {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background: linear-gradient(90deg, #b19477 0%, rgba(177, 148, 119, 0) 100%);
}
#border-title {
  color: #1a1a1b;
  border-left: 1px solid #b19477;
  padding-left: 8px;
}
.main-container {
  width: auto;
}
@media (min-width: 1024px) {
  .main-container {
    width: 95.238%;
    max-width: 1400px;
  }
}

#case-tab li.active {
  background-image: url("/images/case-tab-active.png");
}
#case-tab li.active > div {
  color: #fff;
}
#case-tab li.active > div > img:nth-of-type(1) {
  display: none;
}
#case-tab li.active > div > img:nth-of-type(2) {
  display: block;
}
#case-tab li.active > img:nth-of-type(1) {
  display: none;
}
#case-tab li.active > img:nth-of-type(2) {
  display: block;
}