.box-head {
  font-size: 32px;
  font-weight: 600;
  line-height: 45px;
  margin-top: 48px;
}
.box-head small{
  font-size: 12px;
  line-height: 17px;
  display: block;
  font-weight: 400;
}


.about-us section{
  overflow: hidden;
  margin-top: 48px;
}
.about-us section>h4 {
  width: /*96*/100px;
  font-size: 24px;
  font-weight: 600;
  line-height: 33px;
  float: left;
  margin: 0;
}
.about-us section>.content {
  width: 914px;
  float: right;
}


.about-us .info p {
  line-height: 22px;
  letter-spacing: 1px;
  margin: 0 0 32px;
}
.about-us .info span {
  margin-right: 59px;
  display: inline-block;
  width: 54px;
}


.about-us .map {
  height: 300px;
}