.qualityaknav{
    width: 100%;
    height:0.7rem;
    position: relative;
    margin-top: 1.2rem;
}
.qualityaknav::after{
    content: '';
    display: block;
    position: absolute;
    bottom: 0.1rem;
    width: 100%;
    height: 1px;
    background: #e1e1e1;
    z-index: -1;
}
.qualityaknav .title{
    font-size:0.48rem ;
    width: 2.4rem;
    text-align: center;
    background: #fff;
    float: left;
}
.qualityaknav .inner{
    width: 80%;
    margin: 0 auto;
}
.qualityaknav a{
    padding-top: 0.26rem;
    font-size: 0.24rem;
    float: right;
    color: #000;
    margin-right: 0.2rem;
    display: flex;
    align-items: center;
}
.qualityak1{
    width: 80%;
    /*height: 5.9rem;*/
    overflow: hidden;
    margin: 0.6rem auto;
    position: relative;
}
.qualityak1 img{
    width: 100%;
    display: block;
    transition: all 1s;
}
.qualityak1 img:hover{
    transform: scale(1.1);
}
.qualityak1 .mask{
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: flex-end;
}
.qualityak1 .mask p,.qualityak2 .mask p{
    color: #fff;
    font-size: 0.28rem;
    padding-left: 0.34rem;
}
.qualityak1 .mask p::after,.qualityak2 .mask p::after{
    content: '';
    display: block;
    width: 34px;
    height: 3px;
    background: #fff;
    margin: 0.16rem 0 0.46rem 0;
}
.qualityak2{
    width: 100%;
    position: relative;
    margin: 0.5rem 0;
}
.qualityak2 .swiper{
    width: 80%;
    margin: 0 auto;
}
.qualityak2 .swiper{
    height: 2.72rem;
}
.qualityak2 .swiper .swiper-slide{
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    z-index: 999;
    overflow: hidden;
}
.qualityak2 .swiper .swiper-slide:hover img{
    transform: scale(1.1);
}
.qualityak2 .swiper .swiper-slide img{
    transition: all 1s;
    width: 100%;
}
.qualityak2 .swiper .swiper-slide .mask{
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    /*background: rgba(0,0,0,0.5);*/
    display: flex;
    align-items: flex-end;
}
.swiperbtn{
    width: 90%;
    display: flex;
    justify-content: space-between;
    position: absolute;
    top: 0;
    left: 5%;
    height: 100%;
}
.swiperbtn div{
    width: 0.56rem;
    height: 100%;
    background: #e1e1e1;
    color: #9d9d9d;
    font-size: 0.54rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.swiperbtn div:hover{
    background: #a93428;
    color: #fff;
}