.header-wrapper{
    height:174px;
     background:url(./images/top_bg.jpg) no-repeat;
    background-size:cover;
    background-position:center;
    overflow:hidden;}
.header{
    margin-top:21px;}
.nav{
    background:#1f1f1f;}
.slideBox1 .bd ul li a {
    display:flex;
    justify-content:center;
    align-items:center;}

.slideBox1 .bd ul li a img{
    flex:1;}
.oneTitle {
    border-bottom: 1px solid #1f1f1f;}
.oneTitle span{
    background:#1f1f1f;}
.adv{
    overflow:hidden;}
.sevenRight a img{
    display:block;
    width:100%;
    object-fit:cover;}
.footer {
    height:auto;
    background: #1f1f1f;
    padding:20px 0;}
.footer-inner {
  width: 1180px;
  margin: 0 auto;
  display: flex;}
.footer-inner div{
  margin-bottom:10px;}
.footer-inner div p{
    line-height:20px;
    height:20px;}
.footer-inner .phones {
  flex: 0 0 30%;
  text-align: right;
  margin-right:40px;}
.footer-inner .phones p{
 height:30px;
 line-height:30px;}
.footer-inner div:nth-child(2) {
  flex: 0 0 20%;
  text-align: center;
  margin-right:40px;}