.head {
  /* background-size:100% !important; */
  /* background-position: left top !important; */
  background-position: center !important;
  height: 540px;
}

#main {
  background-color: #f7f6f9;
}

.product-desc {
  text-align: center;
  margin-top: 3.45rem;
  padding-bottom: 7.4rem;
  color: #ffffff;
}

.product-title {
  font-size: 3.2rem;
}

.product-name {
  margin-top: 3.1rem;
  /* font-size: 1.6rem; */
  font-size: 16px;
}

.product-name::before {
  content: "“"
}

.product-name::after {
  content: "”"
}

.product-detail {
  margin-top: 3.8rem;
  padding: 0 14.5rem;
  font-size: 16px;
  line-height: 30px;
}

.product-download {
  color: #ffffff;
  padding: 1.4rem 4rem;
  display: inline-block;
  border-radius: 30px;
  background: #ff6600;
  margin-top: 5.8rem;
  font-size: 18px;
}

.product-download:hover {
  transition: all .2s ease;
  background-color: #ff802b;
}

.product-features-container {
  transform: translateY(-20%);
}

.product-features {

  padding: 3.3rem 0;
  text-align: center;
  border-radius: 0.4rem;
  background-color: #ffffff;
  justify-content: space-around;
  box-shadow: 0rem 0.3rem 1.2rem 0rem rgba(5, 17, 67, 0.06);
}

.product-feature {
  padding: 0 1.8rem;
}

.product-img {
  max-width: 6rem;
  max-height: 6rem;
}

.feature-img img {
  max-width: 100%;
  max-height: 100%;
}

.feature-name {
  color: #3e3e3e;
  font-size: 1.8rem;
  margin-top: 2.1rem;
}

.feature-detail {
  color: #4a4a4a;
  font-size: 1.4rem;
  margin-top: 1.4rem;
}

.product-functions {
  text-align: left;
  padding-bottom: 12rem;
}

.product-functions .row {
  padding: 60px 0;
}

.part-title {
  margin-top: 80px;
  font-size: 3rem;
  color: #3e3e3e;
}

.product-functions .row {
  margin-top: 6rem;
}

.product-functions .row>div {
  padding: 0 5rem;
}

.product-functions .row {
  display: flex;
  min-height: 280px;
  align-items: center;
  display: -webkit-flex;
}

.product-function-title {
  font-size: 2.4rem;
  color: #333333;
}

.product-function-desc {
  margin-top: 2.4rem;
  line-height: 3rem;
  color: #666666;
}

.comment-container {
  background-color: #f7f6f9;
  margin-bottom: 20px;
}

.comment {
  color: #ffffff;
  color: #3e3e3e;
  position: relative;
  overflow: hidden;
  padding: 4rem 7rem;
  /* background-color: #4e80e0; */
  /* box-shadow: 0rem 0.8rem 2.4rem 0rem rgba(0, 73, 195, 0.3); */
  border-radius: 0.4rem;
}

.comment>* {
  position: relative;
  z-index: 2;
}

.comment-left-bg {
  left: 0;
  bottom: 0;
  width: 120px;
  z-index: 1;
  position: absolute;
  transform: translateY(10%);
}

.comment-container-swiper {
  background-color: #ffffff;
  margin-top: 20px;
  /* padding-bottom: 8rem; */
}

.comment>div:first-child {
  font-size: 16px;
  line-height: 30px;
}

.trail {
  padding: 8rem 0;
  background-position: center;
}

@media (max-width:768px) {
  .trail {
    padding: 4rem 0;
  }
}

/* swiper-pagination */
.swiper-pagination-bullet {
  width: 25px !important;
  height: 4px !important;
  border-radius: 4px !important;
}

.swiper-pagination-bullet-active {
  background-color: #ff6600 !important;
}

.comment-user {
  opacity: 0.6;
  color: #999999;
  text-align: center;
  margin-top: 4rem;
}

.comment-user a {
  color: inherit !important;
  text-decoration: none !important;
}

.partner {
  background-color: #ffffff !important;
}

.comment {
  text-align: center;
}

.swiper-container {
  padding-bottom: 40px !important;
}