.mv_main_lunbo{
  padding:40px 0 10px;
  height:320px;
  background:url(../img/mv/bannerbak.jpg) 0 0 no-repeat;
  background-size:100% 100%;
}
.mv_lunbo_dik{
  padding: 0 35px 0px;
}
.mv_lunbo_did{
  width:100%;
  padding: 0 38px;
  display:flex;
  flex-wrap:nowrap;
  align-items: center;
  justify-content: space-between;
}
.mv_lunbo_item{
  flex: 0 0 31%;
  font-size:16px;
  white-space: nowrap;
  overflow:hidden;
  text-overflow: ellipsis;
  line-height:34px;
  cursor:pointer;
  color:#fff;
  text-align:left;
}
.mv_lunbo_item span{
  font-size:70%;
  display:block;
}
.mv_lunbo_item_icon{
  display:inline-block;
  vertical-align: -3px;
  height:14px;
  margin-right:10px;
}
.mv_lunbo_item_img{
  width:100%;
  line-height:0;
  font-size:0;
  position:relative;
  margin-bottom:10px;
}
.mv_lunbo_item_img::after{
  content: '';
  display:block;
  position:absolute;
  left:5px;
  top:5px;
  right:5px;
  bottom:5px;
  border:1px solid #fff;
}
.mv_lunbo_item_img img{
  display:block;
  width:100%;
  transition:all 0.3s ease;
}
.mv_lunbo_item_img:hover img{
  transform:scale(1.1,1.1);
}

/* 内容1 */
.mv_cont1{
  padding:40px 0;
  background:url(../img/mv/back1.jpg) 0 0 no-repeat;
  background-size:100% 100%;
}
.mv_cont1_dik{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(2, 1fr);
  grid-gap: 20px;
}
.mv_cont1_dik .mv_lunbo_item{
  color:#333;
}
.mv_cont1_dik .mv_lunbo_item span{
  opacity:0.7;
}

/* 内容2 */
.mv_cont2{
  padding:40px 0;
  background:#fffbf5;
}
.mv_cont2_title{
  text-align:left;
  font-size:24px;
  font-weight:bold;
  color:#333;
  line-height:40px;
}

.mv_cont3{
  padding:40px 0;
  background:#fef7ed;
}
.mv_cont3_dik{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(1, 1fr);
  grid-gap: 20px;
}
.mv_cont3_dik .mv_lunbo_item{color:#333;}
.mv_allList{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 1fr);
  grid-gap:14px;
  padding-top:14px;
}

@media screen and (max-width:900px) {
  .mv_main_lunbo{
    padding:20px 0 10px;
    height:170px;
  }
  .mv_lunbo_did{
    padding:0 26px;
  }
  .mv_lunbo_item{
    font-size:10px;
    line-height:20px;
  }
  .mv_cont2,.mv_cont1,.mv_cont3{
    padding:20px 0;
  }

  .mv_cont3_dik{
    grid-template-columns: 1fr;
    grid-template-rows: repeat(3, 1fr);
  }
  .mv_allList{
    grid-template-columns: repeat(1, 1fr);
    grid-template-rows: repeat(8, 1fr);
    grid-gap:8px;
    padding-top:8px;
  }
}