* {
    padding: 0;
    margin: 0;

}

li {
    list-style: none;

}

a {
    text-decoration: none;
    color: #000;
}

.head {
    width: 100%;

}

.head img {
    width: 100%;
}

.content {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;

}

.lm {
    width: 1200px;
    margin: 35px 0;

}

.tittle {
    width: 100%;
    text-align: center;

}

.lm_1 .nr {
    width: 100%;
    display: flex;
    justify-content: space-between;
}

.lm_1 ul {
    width: 550px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
}

.lm_1 ul li {
    border-bottom: #a5a3a3 1px dashed;
    overflow: hidden;
    margin-top: 10px;
}

.lm_1 ul li h2 {
    width: 100%;
    font-size: 22px;
    font-weight: normal;
    height: 35px;
    line-height: 35px;
    overflow: hidden;
}

.lm_1 ul li p {
    width: 100%;
    font-size: 14px;
    height: 50px;
    line-height: 23px;
    color: #a5a3a3;
    padding-top: 8px;
}

.lm_1 ul li p a {
    color: #a5a3a3;

}

.left {
    width: 600px;
    overflow: hidden;
    position: relative;
}

.swiper-container {
    width: 600px;
    height: 100%;
}

.swiper-container .swiper-slide {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.swiper-container .swiper-slide img {
    width: 100%;
    height: 100%;
}

.swiper-container .swiper-slide p {
    width: 100%;
    height: 40px;
    line-height: 40px;
    padding-left: 20px;
    box-sizing: border-box;
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    position: absolute;
    bottom: 0;
    font-size: 16px;
}

.swiper-container .swiper-pagination {
    width: 20%;
    left: 80%;
    bottom: 15px;
    z-index: 9999;
}

.swiper-container .swiper-pagination-bullet {
    width: 10px;
    height: 10px;
    background: #fff;
    opacity: 0.8;
}

.swiper-container .swiper-pagination-bullet-active {
    background: #e60012;
}

.lm_2 ul {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.lm_2 ul li {
    width: 280px;
    margin: 10px 0;
}

.lm_2 ul li img {
    width: 100%;
}

.lm_2 ul li p {
    margin-top: 20px;
    text-align: center;

}

.lm_2 ul li p a {
    color: #a5a3a3;
}

.lm_3 ul {
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.lm_3 ul li {
    width: 47%;
    margin: 30px 0;
    display: flex;
}

.lm_3 ul li img {
    width: 170px;
}

.lm_3 ul li div {
    flex: 1;
    margin-left: 15px;
}

.lm_3 ul li div p {
    margin-top: 30px;
}

@media screen and (max-width: 640px) {

    .head img,
    .lm,
    .lm_1 .nr,
    .lm_1 ul,
    .left,
    .swiper-container {
        width: 100%;
    }
    .lm_1 .nr{
        flex-direction: column;
    }
    .tittle{
        width: 100%;
        overflow: hidden;
    }
    .tittle img{
width: 800px;
    }
    .lm_2 ul{
        align-items: center;
        justify-content: center;

    }
    .lm_3 ul{
        flex-direction: column;

    }
    .lm_3 ul li{
        width: 100%;
        flex-direction: column;

    }
    .lm_3 ul li img{
    width: 100%;
    }
}