/* PC */

.png-main {
  width: 100%;
  margin: 0 auto;
}

.btn-back {
  position: fixed;
  bottom: 1rem;
  right: 0.5rem;
  width: 0.6rem;
  animation: zoom 1s ease-in-out infinite alternate;
}

.menus-ul {
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 0.04rem solid #a3a3a3;
  margin-top: 0.3rem;
}

.menus-ul li {
  width: 4.8rem;
  height: 0.56rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.24rem;
  color: #666666;
  cursor: pointer;
  text-align: center;
  padding: 0 0.1rem;
}

.menus-ul li.active {
  background-color: #9f662e;
  color: #fff;
}

.desc-box {
  font-size: 0.16rem;
  color: #666666;
  margin: 0.3rem auto 0.3rem;
  text-align: center;
}

.img-body img{
  width: 100%;
}