.banner {
  background: url(../images/banner.jpg) no-repeat top center;
  height: 700px;
}
.top {
  width: 1150px;
  height: 70px;
  line-height: 70px;
  position: relative;
  margin: 0 auto;
  color: #85682d;
  font-size: 16px;
}
.top a {
  float: left;
  color: #85682d;
}
.top span {
  float: right;
}