.pubm4Tab li{
    width: 50%;
}


/* 产品介绍 */
.introduction{
    padding: 0.8rem 0rem;
    color: #fff;
}
.introductionSwiper{
    height: 8.8rem;
}
.introductionSwiper .swiper-slide{
    width: 78%;
    height: 100%;
    position: relative;
}
.introduction img{
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.1rem;
}
.introduction .txt{
    position: absolute;
    z-index: 2;
    top: 1rem;
    left: 1rem;
    max-width: 6rem;
}
.introduction h3{
    font-family: "Montserrat-Bold";
    margin-bottom: 0.4rem;
}
.introduction .txt div{
    line-height: 1.6;
}
.introductionSwiper .swiper-pagination{
    bottom: 0.3rem;
}
.introductionSwiper .swiper-pagination-bullet{
    width: 0.24rem;
    height: 0.05rem;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 0rem;
    opacity: 1;
}
.introductionSwiper .swiper-pagination-bullet-active{
    background: rgba(255, 255, 255, 1);
}
.introductionSwiper .swiper-button-next,
.introductionSwiper .swiper-button-prev{
    display: block;
    width: 0.42rem;
    height: 0.42rem;
    border-radius: 0.06rem;
}
.introductionSwiper .swiper-button-next::after,
.introductionSwiper .swiper-button-prev::after{
    display: none;
}
.introductionSwiper .swiper-button-next{
    right: 12%;
    background: url(../images/next1.png)no-repeat center center,rgba(0, 0, 0, 0.5);
    background-size: 0.24rem 0.24rem;
}
.introductionSwiper .swiper-button-prev{
    left: 12%;
    background: url(../images/prev1.png)no-repeat center center,rgba(0, 0, 0, 0.5);
    background-size: 0.24rem 0.24rem;
}


/* 优点 */
.advantage{
    position: relative;
    width: 100%;
    height: 100%;
    color: #fff;
}
.advantage>img{
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.advantage .txt{
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    position: absolute;
    bottom: 0.7rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}
.advantage li{
    width: 22%;
    text-align: center;
}
.advantage li img{
    display: block;
    width: 0.28rem;
    height: 0.28rem;
    margin: 0rem auto 0.16rem auto;
}
.advantage h3{
    font-family: "Montserrat-Bold";
    margin-bottom: 0.14rem;
}
.pubm15Tab li{
    width: 22%;
}


@media (max-width: 800px){
    .pubm15Tab li{
    width:40%;
}

    .pubm4Tab li,
    .pubm4Tab li:last-of-type{
        width: 100%;
    }
    .pubm4Tab li:last-of-type{
        margin-top: 0.24rem;
    }

    .introduction{
        padding: 0.8rem 4%;
    }
    .introductionSwiper{
        height: 12rem;
    }
    .introductionSwiper .swiper-slide{
        width: 100%;
    }
    .introduction .txt{
        left: 0rem;
        width: 100%;
        padding: 0rem 4%;
        max-width: unset;
    }
    .introductionSwiper .swiper-button-next,
    .introductionSwiper .swiper-button-prev{
        display: none;
    }

    .advantage{
        height: auto;
        background: #07234B;
    }
    .advantage>img{
        height: 7rem;
    }
    .advantage .txt{
        position: relative;
        bottom: unset;
        left: unset;
        transform: unset;
        flex-wrap: wrap;
        padding: 0.4rem 4% 0.6rem 4%;
    }
    .advantage li{
        width: 100%;
        text-align: left;
    }
    .advantage li:nth-child(n+2){
        margin-top: 0.6rem;
    }
    .advantage li img{
        width: 0.4rem;
        height: 0.4rem;
        margin: 0rem 0rem 0.2rem 0rem;
    }
}