.header {
  background: url(../images/sscjzt/head_bg.png) 50% 0 no-repeat;
  height: 605px;
  background-size: 100% 100%;

}

.inner {
  width: 1200px;
  margin: 0 auto;
}

.header h1 {
  width: 450px;
  height: 130px;
  background: url(../images/sscjzt/logo.png) 0 50% no-repeat;
  font-size: 0px;
}

.content{
  margin-top: -70px;
}
.banner {
  margin-top: 40px;
}

.banner img {
  display: block;
  margin: 0 auto;
}





/** 图表结束 */


@media screen and (max-width: 1200px) {
  .inner{
    width: 100%;
  }



  .banner img {
    width: 80%;
  }


}
@media screen and (max-width: 992px) {
  .header{
    height: 510px;
  }
  .banner{
    margin-top: 20px;
  }


}
@media screen and (max-width: 768px) {
  .header{
    height: 400px;
  }
  .banner{
    margin-top: 0;
  }

}
@media screen and (max-width: 480px) {
  .header{
    height: 310px;
    background-size: auto 100%;
  }
  .banner img {
    width: 90%;
  }
  .header h1{
    height: 90px;
    background-position: 15px 50%;
    background-size: auto 60%;
  }
}