.service{
  margin-top: 100px;
}
.banner {
  width: 100%;
  height: auto;
  max-height: 500px;
}

/* 轻体减重 */
.service .content img {
  max-width: 100%;
  margin: 0 auto 30px;
}
/* 轮播图 */
.light-swiper {
  margin-top: 30px;
  display: flex;
  margin-bottom: 30px;
  position: relative;
}
.light-swiper .light-item {
  height: 360px;
  background-image: url('../img/ser/u6.png');
  background-position: 0 0;
  background-size: 100% 100%;
  position: relative;
  padding: 20px 0;
}

.light-item .item-img {
  display: block;
  margin: 0 auto;
  width: unset !important;
  height: 320px !important;
}
.light-swiper .light-desc {
  width: 300px;
  height: 300px;
  position: absolute;
  top: 90px;
  left: 50%;
  transform: translateX(-50%);
}
.light-desc .light-title {
  line-height: 44px;
  font-size: 24px;
  font-weight: 700;
  text-align: center;
}
.light-desc .light-weight {
  font-size: 40px;
  font-weight: 700;
  line-height: 50px;
  text-align: center;
  margin-top: 10px;
  margin-bottom: 20px;
}
.light-desc .light-change {
  display: flex;
  justify-content: space-around;
  align-items: center;
  border-bottom: 2px solid #ffc770;
}
.light-desc .light-change .l-c-weight {
  width: 120px;
  height: 36px;
  font-weight: bolder;
  font-size: 22px;
  text-align: center;
  background-color: #ffc770;
  border-radius: 20px;
}
.light-desc .light-people {
  text-align: center;
  line-height: 35px;
  font-size: 18px;
}
.button-prev,
.button-next{
  width: 65px;
  height: 100px;
  text-align: center;
  display: block;
  font-size: 100px;
  color: #ccc;
  position: absolute;
  top: 30%;
}
.button-prev {
  /*left: -100px;*/
  left: 0;
}
.button-next {
  /*right: -100px;*/
  right: 0;
}
@media screen and (max-width: 1400px) {
  .light-swiper{
    padding: 0 80px;
  }
  .light-item .item-img {
    height: 290px !important;
  }
}
@media screen and (min-width: 1400px) {
  .light-swiper{
    padding: 0 90px;
  }
}