.banner {
  height: 390px;
  background: url('../images/product/banner@2x.png') no-repeat;
  background-size: 100% 100%;
  background-position: center center;
}
.banner > div {
  width: 1440px;
  margin: 70px auto 0;
  padding-left: 60px;
}
.banner > div div {
  font-size: 30px;
  color: #fff;
}
.banner > div p {
  margin-top: 40px;
  width: 870px;
  line-height: 200%;
  color: #fff;
}
.contact {
  background: #fff;
}
.contact > div {
  width: 1440px;
  margin: 0 auto;
  position: relative;
  height: 453px;
}
.contact .bg {
  height: 453px;
  position: absolute;
  top: 0;
  left: 0;
}
.contact .bg div {
  float: left;
}
.contact .bg .b1 {
  width: 60px;
  height: 453px;
  background: linear-gradient(180deg, #ffffff 0%, #edf3ff 100%);
  opacity: 0.6;
  margin-right: 206px;
}
.contact .bg .b2 {
  width: 150px;
  height: 329px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fc 100%);
  margin-right: 129px;
  margin-top: 142px;
}
.contact .bg .b3 {
  width: 126px;
  height: 329px;
  background: linear-gradient(180deg, #ffffff 0%, #edf3ff 100%);
  opacity: 0.7;
  margin-right: 10px;
  margin-top: 142px;
}
.contact .bg .b4 {
  width: 59px;
  height: 329px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fc 100%);
  opacity: 0.44;
  margin-right: 340px;
  margin-top: 142px;
}
.contact .bg .b5 {
  width: 150px;
  height: 329px;
  background: linear-gradient(180deg, #ffffff 0%, #f4f7fc 100%);
  opacity: 0.7;
  margin-top: 142px;
}
.contact .content {
  position: relative;
  z-index: 2;
  padding-left: 140px;
  padding-top: 70px;
  float: left;
}
.contact .content .title {
  font-size: 80px;
  margin-bottom: 35px;
}
.contact .content .p1 {
  line-height: 25px;
  margin-bottom: 15px;
}
.contact .content .p2 {
  color: #7887AB;
  line-height: 22px;
}
.contact .content a.address {
  width: 125px;
  height: 34px;
  border: 1px solid #4285f4;
  display: block;
  color: #4285F4;
  line-height: 32px;
  text-align: center;
  margin-top: 33px;
}
.contact .content a.address:hover {
  color: #fff;
  background: #4285F4;
}
.contact .mode {
  float: left;
  margin-left: 165px;
  position: relative;
  z-index: 2;
  padding-top: 70px;
}
.contact .mode div {
  color: #26345C;
  font-size: 18px;
  margin-bottom: 10px;
}
.contact .mode p {
  margin-bottom: 30px;
  color: #7887AB;
}