.aboutUs_bg {
  width: 100%;
  height: 592px;
  background: #3838AA;
}
.aboutUs_bg .nav_abu:after {
  content: '';
  display: block;
  /*width: 52px;*/
  height: 2px;
  background: #FFFFFF;
  opacity: 0.5;
  text-align: center;
  margin-top: -10px;
}
.aboutUs_bg .aboutUs_cont {
  width: 770px;
  margin: 0 auto;
  text-align: center;
}
.aboutUs_bg .aboutUs_cont h2 {
  font-size: 54px;
  font-weight: bold;
  color: #FFFFFF;
  margin-top: 130px;
}
.aboutUs_bg .aboutUs_cont .aboutUs_who {
  margin-top: 40px;
}
.aboutUs_bg .aboutUs_cont .aboutUs_who p {
  font-size: 18px;
  font-weight: 400;
  color: #cacae8;
  text-align: left;
  margin-bottom: 20px;
}
.about {
  width: 100%;
  height: 520px;
  background-color: #F4F4F4;
}
.contact {
  width: 1200px;
  height: 100%;
  margin: 0 auto;
}
.contact ul {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.contact ul li {
  position: relative;
  text-align: center;
  width: 380px;
  height: 354px;
  background: #FFFFFF;
  box-shadow: 0px 7px 21px 0px rgba(0, 0, 0, 0.07);
  border-radius: 10px;
  box-sizing: border-box;
  padding: 0 20px;
}
.contact ul li h2 {
  font-size: 32px;
  font-weight: bold;
  color: #333333;
  margin-top: 50px;
  line-height: 34px;
}
.contact ul li p {
  font-size: 16px;
  line-height: 34px;
  font-weight: 400;
  color: #999999;
  margin-top: 28px;
  line-height: 24px;
}
.contact ul li .contact_call:hover {
  border: 1px solid bisque;
}
.contact ul li .contact_call {
  width: 220px;
  height: 60px;
  line-height: 60px;
  text-align: center;
  background: #FFB800;
  border-radius: 30px;
  font-size: 16px;
  font-weight: 400;
  color: #FFFFFF;
  margin: 0 auto;
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  cursor: pointer;
  border: 1px solid #FFB800;
}