/* .banner{
  height: 560px;
  width: 100%;
  min-width: 1200px;
  background: url(../img/banner.png) center center no-repeat;
  background-size: cover;
} */
.container {
  position: absolute;
  top: 80px;
  bottom: 80px;
  left: 0;
  right: 0;
}

.banner{
  height: 420px;
  width: 100%;
  min-width: 1200px;
  background: url(../img/about-banner.png) center center no-repeat;
  background-size: cover;
}

.container .main-cont {
  padding: 80px 0 160px;
  overflow: hidden;
}

.main-tit{    
  font-size: 40px;
  line-height: 56px;
  color: #000000;
  letter-spacing: 0;
  text-align: center;
}
.main-des{
  width: 945px;    
  font-size: 18px;
  color: #000000;
  letter-spacing: 0;
  text-align: center;
  line-height: 32px;
  margin: 24px auto 0;
}
.main-pic{
  width: 1200px;
  height: 388px;
  margin-top: 60px;
}