.comBannerTitle767 {
  font-size: 22px;
  line-height: 1.5;
  text-align: center;
}
.comTitle767 {
  font-weight: 600;
  font-size: 20px;
  line-height: 29px;
}
.centerMg1023 {
  margin-left: 20px;
  margin-right: 20px;
}
.centerPd1023 {
  padding-left: 20px;
  padding-right: 20px;
}
.centerMg767 {
  margin-left: 4vw;
  margin-right: 4vw;
}
.centerPd767 {
  padding-left: 4vw;
  padding-right: 4vw;
}
.expand-list-container {
  display: none !important;
}
.entrance-btn {
  display: none !important;
}
.customer-service {
  position: fixed;
  right: 35px;
  bottom: 150px;
  z-index: 20;
}
.customer-service .top,
.customer-service .youtochat {
  background: #FFFFFF;
  box-shadow: 0px 4px 30px 0px rgba(0, 0, 0, 0.1);
  border-radius: 8px;
}
.customer-service .top .item,
.customer-service .youtochat .item,
.customer-service .top .mailto,
.customer-service .youtochat .mailto {
  padding: 12px;
}
.customer-service .top .item a,
.customer-service .youtochat .item a,
.customer-service .top .mailto a,
.customer-service .youtochat .mailto a {
  display: block;
}
.customer-service .top .item .icon,
.customer-service .youtochat .item .icon,
.customer-service .top .mailto .icon,
.customer-service .youtochat .mailto .icon {
  width: 28px;
}
.customer-service .mailto {
  position: relative;
}
.customer-service .mailto .popper {
  position: absolute;
  right: 52px;
  bottom: 8px;
  padding-right: 14px;
  cursor: auto;
  display: none;
}
.customer-service .mailto .text {
  border-radius: 4px;
  font-size: 12px;
  line-height: 26px;
  min-width: 10px;
  overflow-wrap: break-word;
  padding: 5px 12px;
  visibility: visible;
  background: #fff;
  border: 1px solid #e4e7ed;
  box-shadow: 0px 0px 12px rgba(0, 0, 0, 0.12);
}
.customer-service .mailto .text .arrow {
  height: 10px;
  position: absolute;
  width: 10px;
  right: 11px;
  top: 10px;
  background: #fff;
  border: 1px solid #e4e7ed;
  z-index: 2;
  transform: rotate(45deg);
  border-bottom-color: transparent !important;
  border-left-color: transparent !important;
}
.customer-service .mailto:hover .popper {
  display: block;
}
.customer-service .top .height {
  height: 324px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.customer-service .top .height .item {
  position: relative;
}
.customer-service .top .height .item:before {
  content: '';
  width: 16px;
  height: 1px;
  background-color: #DCDCDC;
  position: absolute;
  bottom: 0;
  left: calc(50% - 8px);
}
.customer-service .download .height {
  height: 0;
  transition: all 0.3s ease;
}
.customer-service .up-btn {
  width: 24px;
  height: auto;
  position: absolute;
  top: -16px;
  left: 14px;
  cursor: pointer;
  transform: rotate(0deg);
  transition: all 0.3s ease;
}
.customer-service .download-btn {
  transform: rotate(180deg);
}
.customer-service .youtochat {
  margin-top: 20px;
  cursor: pointer;
}
@media screen and (max-width: 767px) {
  .customer-service {
    bottom: 70px;
  }
}