*{
    padding: 0;
    margin: 0;
}
ul li{list-style: none;}
a, a:hover{color:#fff;text-decoration: none;}
.fx{display: flex;align-items: center;}
.fx-1{flex: 1;}
.fx-bt{display: flex;align-items: center;justify-content: space-between;}
h1{font-size: 48px;}
.tc{text-align: center;}
.tr{text-align: right;}
.mt-3{margin-top: 30px;}
.mt-4{margin-top: 40px;}
.mt-5{margin-top: 50px;}
.mt-7{margin-top: 70px;}
header{
    padding:20px 0;
    position: fixed;
    top:0;
    left: 0;
    right: 0;
    background: rgba(255,255,255,.4);
    z-index: 99;
}
header .logo{
    width: 60px;
    height: 60px;
}

.btn-start{
    color: #fff;
    background: #031521;
    border-radius: 30px;
    width: 144px;
    height: 60px;
    line-height: 60px;
    text-align: center;
    display: inline-block;
    border: none;
}

.btn-start.raduis{
    width: 194px;
    border-radius: 26px;
}

header .btn-start{
    height: 48px;
    line-height: 48px;
}
.wrap-dn{
    padding-top: 80px;
    background: url('../images/pc/bg_1.png') no-repeat right 25vh;
    background-size: 60% auto;
}

.banner{
    /* height: calc(100vh - 60px); */
    background: url('../images/pc/bg_banner.png') no-repeat -50px 0;
    background-size: contain;
}
.banner .role-box{
    display: flex;
    justify-content: flex-end;
}
.banner .swiper{
    max-width: 700px;
    width: 50%;
    margin-right: 50px;
}

.banner .swiper-slide{
    opacity: 0;
}
.banner .swiper-slide-active{
    opacity: 1;
}

.con-actions{
    padding:50px 0;
    margin-top: 50px;
    text-align: center;
    font-weight: bold;
    border-top: 1px solid #E2E8F0;
    border-bottom: 1px solid #E2E8F0;
}

.con-actions img{
    width: 72px;
    height: 72px;
    margin-bottom: 20px;
}

.con-frame{
    padding-top: 50px;
    background: url('../images/pc/bg_2.png') no-repeat left 35%;
    background-size: 600px auto;
}

.con-dn{
    padding:90px 0;
    background: url('../images/pc/bg_3.png') no-repeat right 30%;
    background-size: 400px auto;
}
.con-dn h1{
    margin-bottom: 30px;
}
.con-dn .btn-start{
    margin-top: 70px;
}
.con-dn .swiper{
    padding: 0 24px;
    margin:0 -24px;
}
.con-dn .swiper img{
    border-radius: 24px;
}
.c-title p{
    color: #FFCC5F;
    letter-spacing: 2px;
    font-size: 20px;
    margin-top: 70px;
}
.c-title h1{
    line-height: 30px;
}
.con-our{
    position: relative;
}

.con-our .info{
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    width: 100%;
}

.con-our .info .t1{
    font-size: 56px;
}

.con-our .info .t2{
    width: 280px;
    display: block;
    margin:10px auto 40px;
}
.con-our .btn-start{
    background: #EA580C;
}

.con-qa{
    background: #F3FAFA;
    padding:40px 0;
}

.con-qa .card{
    margin-top: 30px;
    box-shadow: 0 0 6px rgba(0,0,0,.1);
    border-radius: 12px;
    border: 0;
}

.con-qa .card-header{
    background: #fff;
    /* padding: 15px 0; */
    border-bottom: 0;
}
.con-qa .card-body{
    padding-top: 0;
}

.con-qa .accordion>.card:not(:last-of-type){
    border-bottom-right-radius: 12px;
    border-bottom-left-radius:12px;
}
.con-qa .accordion>.card:not(:first-of-type){
    border-top-right-radius: 12px;
    border-top-left-radius:12px;
}
.con-qa .btn-link{
    color: #00C9CD;
    outline: none;
    margin-bottom: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.con-qa .icon{
    width: 24px;
    height: 24px;
    transition: all .3s;
}

.con-qa .btn-link:not(.collapsed) .icon{
    transform: rotate(180deg);
}
footer{
    border-top: 1px solid #CBD5E1;
    padding: 20px 0;
}
footer a, footer a:hover{
    color: #2563EB;
}
footer .logo{
    width: 60px;
    height: 60px;
}
footer div:nth-child(2n) {
    text-align: right;
}
.copyright{
    margin-top: 15px;
    font-size: 16px;
    color: #475569;
}
footer .icon{
    width: 24px;
    height: 24px;
    margin-left: 10px;
}
.marquee{
    position: relative;
    width: 100%;
    height: 350px;
    overflow-x: hidden;
}
.marq-ul{
    display: flex;
    align-items: flex-start;
    position: absolute;
    width: auto;
}
.marq-ul li{
    width: 550px;
    flex-shrink: 0;
    border-radius: 50px;
    border: 1px solid #C4C4C4;
    padding:20px;
    box-shadow: 0 20px 25px rgba(143,143,143,.2);
    margin:70px 20px 0;
    background: #fff;
}
.marq-ul .star{
    height: 32px;
    margin-bottom: 10px;
}
.marq-ul .avatar{
    width: 40px;
    height: 40px;
    border-radius: 50%;
}
.marq-ul .autor{
    font-size: 14px;
    margin-left: 10px;
}
.con-dn .swiper-button{
    position: absolute;
    top:calc(50% - 24px);
    width: 48px;
    z-index: 99;
}
.con-dn .swiper-button.swiper-prev{
    left: 0;
}
.con-dn .swiper-button.swiper-next{
    right: 0;
}
.swiper-next.swiper-button-disabled, .swiper-prev.swiper-button-disabled{
    opacity: .8;
}

@media screen and  (min-width: 1440px) {
    .container {
        max-width: 1440px;
    }
}

@media screen and (max-width: 576px) {
    body{
        font-size: 16px;
    }
    .container.pd0{
        padding: 0;
    }
    header{
        padding: 10px 0;
    }
    header .btn-start{
        width: 98px;

    }
    h1{
        font-size: 32px;
    }
    .wrap-dn{
        background-size: 100%;
    }
    .banner{
        height: auto;
        margin-top: 0;
        background: url('../images/mobile/bg_banner.png') no-repeat left 0;
        background-size: 100% auto;
    }
    .banner .swiper{
        width: 68%;
        margin-right: 0;
    }
    .con-actions{
        padding-top: 20px;
    }
    .con-actions .row div{
        margin-top: 40px;
    }
    .con-dn{
        padding: 40px 0;
        background: none;
    }
    .con-dn h1{
        text-align: center;
        line-height: 1.8;
    }
    .con-dn h1 span{
        display: block;
    }
    .con-dn .btn-start{
        margin-top: 40px;
    }
    .con-dn .swiper{
        overflow: hidden;
        padding: 0;
        margin: 0;
    }
    .con-dn .swiper-button.swiper-prev{
        left: 10px;
    }
    .con-dn .swiper-button.swiper-next{
        right: 10px;
    }
    .con-our .info .t1{
        font-size: 24px;
    }
    .marq-ul li{
        width: 90vw;
        margin: 0 10px;
    }
    .btn-start.raduis{
        width: 140px;
        height: 56px;
        line-height: 56px;
    }
    .c-title{
        text-align: center;
    }
    .c-title p{
        margin-top: 30px;
        margin-bottom: 0;
    }
    .marquee{
        height: 330px;
    }
    footer, footer div:nth-child(2n){
        text-align: center;
    }
}