.exmple-box {
  width: 100%;
  background: #f5f5f5;
  overflow: hidden;
  padding-bottom: 189px;
  position: relative;
  min-height: calc(100vh - 440px);
}
.exmple-list {
  width: 690px;
  margin: 30px auto 20px;
  display: flex;
  flex-wrap: wrap;
}
.exmple-list .item {
  width: 335px;
  margin-right: 20px;
  margin-bottom: 20px;
}
.exmple-list .item:nth-of-type(2n) {
  margin-right: 0;
}
.exmple-list .item img {
  width: 295px;
  height: 180px;
}
.load-more {
  width: 100%;
  padding: 20px 0;
  box-sizing: border-box;
  font-size: 24px;
  font-weight: 400;
  text-align: left;
  color: #999999;
  text-align: center;
}
.content-box {
  width: 100%;
  /* background: #f5f5f5; */
}
.content {
  width: 690px;
  margin: -0px auto 0;
  border-radius: 10px 10px 0 0;
  background: #fff;
  padding: 40px 10px 160px;
  box-sizing: border-box;
  position: relative;
  z-index: 10;
  font-size: 24px;
  font-weight: 400;
}
.banner{
  overflow-x: hidden;
}
.banner .banner-img {
  height: 380px;
  left: 50%;
  position: relative;
  transform: translateX(-50%);
}
.content h2 {
  font-size: 32px;
  font-weight: 500;
  text-align: center;
  color: #333333;
  line-height: 1;
  margin-bottom: 24px;
}
.content .sub {
  font-size: 24px;
  font-weight: 400;
  text-align: center;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  color: #999999;
  line-height: 1;
  box-sizing: border-box;
  padding: 3px 8px;
  border: 1px solid #999;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 0px;
}
.content .line {
  width: 100%;
  height: 1px;
  background: #ebebeb;
}
.content h3 {
  font-size: 32px;
  font-weight: 500;
  text-align: left;
  color: #333333;
  line-height: 1;
  position: relative;
  text-align: center;
  margin-bottom: 46px;
  margin-top: 60px;
}
.content h3::after {
  position: absolute;
  content: "";
  left: 50%;
  width: 78px;
  height: 1px;
  opacity: 1;
  background: #19bec4;
  margin-left: -39px;
  bottom: -16px;
}
.content > p {
  font-size: 24px;
  font-weight: 400;
  text-align: left;
  color: #333333;
  line-height: 44px;
  margin-bottom: 30px;
}
.content h4 {
  font-size: 24px;
  font-weight: 500;
  text-align: left;
  color: #333333;
  line-height: 1;
  margin-bottom: 10px;
  margin-top: 40px;
}
.content .tab-item {
  width: auto;
  display: inline-block;
  padding: 0 25px;
  box-sizing: border-box;
  height: 64px;
  opacity: 1;
  background: #f5f5f5;
  line-height: 64px;
  font-size: 24px;
  font-weight: 400;
  color: #666666;
  margin: 10px auto;
  margin-right: 20px;
}
.content img {
  max-width: 610px !important;
  margin: 40px auto;
  display: block;
  height: auto;
}
.content > .line {
  margin-top: 60px;
}
.next-detail {
  font-size: 24px;
  font-weight: 400;
  text-align: center;
  color: #999999;
  padding: 20px 0;
  box-sizing: border-box;
  margin-top: 20px;
}