.center{
    width: 1680px;
    margin: 0 auto;
}
.flex{
    display: flex;
    display: -webkit-flex;
    justify-content: space-between;
}
.flex_wrap{
    flex-wrap: wrap;
}
.flex_center{
    align-items: center;
}


.img-fluid{width:100%;height:auto;}


.head_top{
    background-color: #144973;
    color: white;
    padding: 11px 0;
}
.head_top ul li{
    font-size: 16px;
    padding-left: 24px;
    position: relative;
    margin-right: 40px;
}
.head_top ul li::before{
    content: url(../image/dianhua-icon.png);
    position: absolute;
    top: 0;
    left: 0;
}
.head_top ul li:nth-child(2)::before{
    content: url(../image/youxiang.png);
}
.head_top form {
    margin-left: 840px;
}
.head_top form input{
    padding: 0 10px;
    font-size: 14px;
    color: white;
    width: 140px;
    background: none;
    border: 1px solid white;
    border-radius: 20px;
    height: 22px;
}
.head_top form input::placeholder{
    color: #b3bdc9;
}
.head_top form button{
    width: 24px;
    height: 24px;
    border-radius: 50%;
    border: none;
    padding: 0;
    cursor: pointer;
    margin-left: 12px;
}
.head_top p{
    position: relative;
}
.head_top p::before{
    content: url(../image/diqiu-icon.png);
    position: relative;
    top: 3px;
    left: -8px;
}
.head_top p a{
    color: white;
    font-size: 16px;
}
.head_top p a:hover{
    color: #ff124f;
}
.head_bottom{
    padding: 15px 0 15px 0;
}
.head_bottom .nav>li{
    margin-left: 82px;
}
.head_bottom .nav>li>a{
    color: #4c4c4c;
    font-size: 17px;
}
.head_bottom ul .nav_ac{
    color: #144973;
    position: relative;
}
.head_bottom ul .nav_ac::after{
    content: '';
    display: block;
    width: 100%;
    height: 2px;
    background-color: #ff124f;
    position: absolute;
    bottom: -12px;
    left: 0;
}
.head_bottom ul .nav_ac::before{
    content: '';
    width: 0;
    height: 0;
    border: 8px solid transparent;
   /* border-bottom-color: #ff124f;*/
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
}

/* ¶þ¼¶²Ëµ¥ */

.head_bottom .nav>li{
    position: relative;
}
.head_bottom .nav>li>h3{
    display: none;
    font-size: 30px;
    color: #144973;
    position: absolute;
    top: 12px;
    right: 20px;
    font-weight: 500;
    transition: all .3s;
    transform: rotate(0deg);
}
.erji_nav{
    display: none;
    position: absolute;
    top: 28px;
    left: 50%;
    z-index: 99;
    min-width: 70px;
    text-align: center;
    width: auto;
    transform: translateX(-50%);
}
.erji_nav li{
    background-color: #ff124f;
}
.erji_nav li a{
    display: block;
    text-align: center;
    color: white;
    white-space: nowrap;
    padding: 10px 20px;
}
.erji_nav li:hover{
    background-color: #144973;
}

.head_bottom .flex>img{
    width: 100px;
}



.head_bottom .nav>li::before{
    content: '';
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-bottom-color: #ff124f;
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    display: none;
}

.head_bottom .nav>li:hover::before{
    display: block;
}

.banner .swiper .swiper-slide img{
    width: 100%;
}
.brand{
    background-color: #f4f5f6;
    padding-top: 65px;
    padding-bottom: 74px;
}
.title_index{
    position: relative;
}
.title_index h3{
    font-size: 40px;
    font-weight: 530;
    color: #4c4c4c;
    /*position: absolute;*/
	position: relative;
    top: 0;
    left: 0;
}
.title_index h3 span{
    color: #ff124f;
}
.title_index h4{
    font-size: 40px;
    color: #e4e5e6;
    padding-top: 20px;
}
.title_index a{
    display: inline-block;
    background-color: #ff124f;
    height: 50px;
    line-height: 50px;
    font-size: 17px;
    color: white;
    padding-left: 25px;
    padding-right: 68px;
    position: relative;
}
.title_index a::after{
    content: url(../image/biaoti-jiantou.png);
    position: absolute;
    top: -4px;
    right: 24px;
}
.brand_main{
    margin-top: 60px;
    justify-content: start;
}
.brand_main .item{
    width: 20%;
    overflow: hidden;
    box-sizing: border-box;
    position: relative;
    margin: -1px 0 0 -1px;
    z-index: 1;
    transition: all .3s linear;
    border: 1px solid #eaeff7;
}
.brand_main .item img{
    width: 100%;
    transition: all .3s linear;
}
.brand_main .item:hover {
    box-shadow: 0 10px 30px rgb(0 0 0 / 20%);
    border-color: #ff124f;
    z-index: 2;
}
.brand_main .item:hover img {
    transform: scale(1.1);
}

.youshi{
    padding-top: 70px;
    padding-bottom: 70px;
}
.youshi .youshi_main{
    margin-top: 50px;
    justify-content: flex-end;
    position: relative;
}
.youshi .youshi_main .swiper{
    width: 1790px;
    margin: 0;
}
.youshi .youshi_main #swiper_2 h3{
    display: inline-block;
    font-size: 32px;
    color: #ff124f;
    padding-bottom: 28px;
    position: relative;
    margin-bottom: 40px;
}
.youshi .youshi_main #swiper_2 h3::after{
    content: '';
    display: block;
    width: 100%;
    height: 3px;
    background-color: #ff124f;
    position: absolute;
    bottom: 0;
    left: 0;
}
.youshi .youshi_main #swiper_2 p{
    font-size: 20px;
    color: #6b6b6b;
    line-height: 36px;
}
.youshi .youshi_main #swiper_2 .youshi_text{
    width: 45%;
}
.youshi .youshi_main #swiper_2 .youshi_img{
    width: 53%;
    overflow: hidden;
}
.youshi .youshi_main #swiper_2 .youshi_img img{
    width: 100%;
}
.youshi .youshi_main #thumbs{
    width: 42%;
    position: absolute;
    bottom: 77px;
    left: 5.9%;
    z-index: 99;
    background-color: rgba(244, 245, 246, .8);
}
.youshi .youshi_main #thumbs .swiper-slide{
    text-align: center;
    color: #144973;
    font-size: 18px;
    padding: 25px 0;
    cursor: pointer;
}
.youshi .youshi_main #thumbs .youshi_icon{
    margin: 0 auto;
    width: 66px;
    overflow: hidden;
    margin-bottom: 15px;
}
.youshi .swiper-slide-thumb-active{
    background-color: #ff124f;
}
.youshi .swiper-slide-thumb-active p{
    color: white;
}
.youshi .swiper-slide-thumb-active img{
    margin-left: -66px;
}


.case{
    position: relative;
}
.case h2{
    position: absolute;
    top: 170px;
    left: 160px;
    z-index: 99;
    color: white;
    font-size: 50px;
    font-weight: 500;
}
.case .swiper-slide .text{
    position: absolute;
    top: 280px;
    left: 160px;
    z-index: 99;
    color: white;
    font-size: 16px;
    line-height: 23px;
	max-width:60%;
}
.case .swiper-slide .text a{
    display: inline-block;
    background-color: #ff124f;
    color: white;
    margin-top: 134px;
    font-size: 18px;
    padding: 16px 30px;
}
.case .swiper-slide .text a::after{
    display: inline-block;
    content: url(../image/biaoti-jiantou.png);
    margin-left: 20px;
    transform: translateY(-3px);
}
.case .case_anniu{
    width: 100%;
    position: absolute;
    bottom: 0;
    left: 0;
    background-color: rgba(255, 255, 255, .8);
    z-index: 99;
}
.case .case_anniu .swiper-slide{
    text-align: center;
    padding: 33px 0;
    cursor: pointer;
    height: 100%;
}
.case .case_anniu .swiper-slide .case_icon{
    width: 88px;
    overflow: hidden;
    margin: 0 auto;
}
.case .case_anniu .swiper-slide p{
    font-size: 22px;
    margin-top: 14px;
}

.case .case_anniu .swiper-slide-thumb-active{
    background-color: #ff124f;
}
.case .case_anniu .swiper-slide-thumb-active p{
    color: white;
}
.case .case_anniu .swiper-slide-thumb-active img{
    margin-left: -88px;
}


.hezuo{
    padding-top: 70px;
    padding-bottom: 80px;
    background-color: #f4f5f6;
}
.hezuo .title_index p{
    font-size: 20px;
    color: #4c4c4c;
    margin-top: 35px;
    margin-bottom: 38px;
}
.hezuo .hezuo_box .item{
    box-sizing: border-box;
    width: 16.667%;
    border: 1px solid #71aaff;
    overflow: hidden;
}

.indexmap{width:840px;}

.foot_top{
    padding: 52px 0;
}
.foot_top ul:first-child li{
    font-size: 20px;
    color: #4a4f54;
    line-height: 46px;
}
.foot_top ul:first-child li:first-child{
    font-size: 26px;
}
.foot_bottom{
    line-height: 58px;
    border-top: 2px solid #e6e6e6;
    font-size: 20px;
    color: #4a4f54;
}
.foot_bottom ul li a{
    color: #4a4f54;
    margin-left: 30px;
}
.foot_bottom ul li a:hover{
    color: #ff124f;
}


@media(max-width: 1700px) {
    html{
        zoom: 0.9;
    }
}
@media(max-width: 1600px) {
    html{
        zoom: 0.85;
    }
}
@media(max-width: 1500px) {
    html{
        zoom: 0.8;
    }
}
@media(max-width: 1400px) {
    html{
        zoom: 0.75;
    }
}
@media(max-width: 1300px) {
    html{
        zoom: 0.7;
    }
}
@media(max-width: 1200px) {
    html{
        zoom: 0.6;
    }
}
@media(max-width: 1100px) {
    html{
        zoom: 0.5;
    }
}