.pic1 {
    padding: 20px;
}

.pic1 ul {
    display: block;
    min-height: 14rem;
}

.pic1 ul li {
    padding: 0.5rem 2rem;
}

.pic1 ul a {
    display: block;
    text-align: center;
}

.pic1 ul a img {
    width: 100%;
}

@media (min-width: 1200px) {
    .pic1 {
        padding: 3.625vw 0 3.281vw 8.333vw;
    }

    .pic1 ul {
        display: flex;
        justify-content: center;
        height: auto;
        min-height: 10vh;
    }

    .pic1 ul li {
        width: 20vw;
        padding: 0 2vw;
    }

    .pic1 ul a {
        display: block;
        text-align: center;
    }

    .pic1 ul a img {
        width: 100%;
        transition: 0.3s;
    }

    .pic1 ul a:hover img {
        transform: scale(1.1);
    }
}

/* 第二个 */
.pic-top {
    position: relative;
    /*height: 12.4rem;*/
    background: url(../images/pic_bg.jpg) no-repeat center 0/cover;
}

.pic-top-li {
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
}

.pic-top-li:nth-child(1) {
    z-index: 2;
    opacity: 1;
}

.pic-banner {
    position: relative;
}

.pic-banner .swiper-slide {
    padding: 0;
}

.pic-top-img {
    width: 200px;
    margin: 10px auto;
}

.pic-top-img img {
    width: 100%;
}

.pic-top-font {
    padding: 0 20px;
    color: #666;
    text-align: left;
}

.pic-top-title {
    padding: 10px 0;
    font-size: 24px;
    line-height: 1.4;
}

.pic-top-p {
    position: relative;
    font-size: 14px;
    line-height: 20px;
}

.pic-top-p::before {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 1.042vw;
    height: 2px;
    background-color: #007440;
}

.pic-btn {
    position: absolute;
    z-index: 11;
    right: 0;
    top: 80px;
    width: 48px;
}

.pic-prev {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 36px;
    background: #edeef7;
    cursor: pointer;
}

.pic-num {
    line-height: 36px;
    border: 1px solid #e3e3ec;
    border-left: none;
    border-right: none;
    font-size: 12px;
    color: #888;
    text-align: center;
    background: #edeef7;
    cursor: pointer;
}

.pic-next {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 36px;
    background: #edeef7;
    cursor: pointer;
}

.pic-btn div:hover {
    background: #fff;
}

/* 底部 */
.pic-bottom {
    position: relative;
    padding: 0 42px;
}

.pic-bottom-prev {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    z-index: 10;
    left: 0;
    top: 50%;
    width: 36px;
    height: 36px;
    margin-top: -18px;
    cursor: pointer;
}

.pic-bottom-next {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    z-index: 10;
    right: 0;
    top: 50%;
    width: 36px;
    height: 36px;
    margin-top: -18px;
    text-align: center;

}
.pic-bottom-prev img,
.pic-bottom-next img {
    width: 16px;
}

.pic-banner-bottom .swiper-slide {
    padding-top: 8px;
}

.pic-banner-bottom .swiper-slide img {
    width: 100%;
}

.pic-banner-bottom .swiper-slide-active {
    /*background: url(../images/pic_san.png) no-repeat center 0/10px;*/
}

.pic-banner-bottom .swiper-slide-active img {
    opacity: 1;
}

.pic-nav {
    padding-bottom: 5px;
    border-top: 1px solid #dadada;
}

.pic-nav ul {
    display: flex;
    padding: 0 30px;
}

.pic-nav ul li {
    width: 25%;
}

.pic-nav ul a {
    position: relative;
    display: flex;
    justify-content: center;
    padding: 10px 0;
    font-size: 14px;
    line-height: 24px;
    opacity: 0.2;
}

.pic-nav ul a span {
    padding-left: 5px;
    font-size: 12px;
    line-height: 12px;
}

.pic-nav ul li.active a {
    opacity: 1;
}

.pic-nav ul li.active a::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 3px;
    border-top: 3px solid #007440;
}


@media (min-width: 1200px) {
    .pic-top {
        position: relative;
        height: 33.229vw;
        background: url(../images/pic_bg.jpg) no-repeat center 0/cover;
    }

    .pic-top-li {
        position: absolute;
        z-index: 1;
        left: 0;
        top: 0;
        width: 100%;
        height: 33.229vw;
        opacity: 0;
    }

    .pic-top-li:nth-child(1) {
        z-index: 2;
        opacity: 1;
    }

    .pic-banner {
        position: relative;
    }

    .pic-banner .swiper-slide {
        display: flex;
        padding-top: 2.969vw;
        padding-left: 19.896vw;
    }

    .pic-top-img {
        width: 26.146vw;
        height: 27.932vw;
    }

    .pic-top-img img {
        width: 100%;
    }

    .pic-top-font {
        width: 48.438vw;
        padding-right: 5.208vw;
        padding-left: 2.083vw;
        color: #666;
        text-align: left;
    }

    .pic-top-title {
        padding-top: 2.76vw;
        font-size: 2.5vw;
        white-space: pre-line;
        line-height: 1.4;
    }

    .pic-top-p {
        position: relative;
        padding-top: 1.042vw;
        padding-bottom: 1.458vw;
        padding-right: 1vw;
        font-size: 1.042vw;
        line-height: 1.51vw
    }

    .pic-top-p::before {
        content: "";
        position: absolute;
        left: 0;
        bottom: 0;
        width: 1.042vw;
        height: 2px;
        background-color: #007440;
    }

    .pic-btn {
        position: absolute;
        z-index: 11;
        right: 0;
        top: 9.583vw;
        width: 5.208vw
    }

    .pic-prev {
        display: flex;
        justify-content: center;
        align-items: center;
        height: 4.167vw;
        background: #edeef7;
        cursor: pointer;
    }

    .pic-num {
        height: 4.167vw;
        line-height: 4.167vw;
        border: 1px solid #e3e3ec;
        border-left: none;
        border-right: none;
        font-size: 1.6vw;
        color: #888;
        text-align: center;
        background: #edeef7;
        cursor: pointer;
    }

    .pic-next {
        display: flex;
        justify-content: center;
        align-items: center;
        height: 4.167vw;
        background: #edeef7;
        cursor: pointer;
    }

    .pic-btn div:hover {
        background: #fff;
    }

    /* 底部 */
    .pic-bottom {
        position: relative;
        padding: 0 6vw;
    }

    .pic-bottom-prev {
        position: absolute;
        z-index: 10;
        left: 1px;
        top: 50%;
        width: 2.2vw;
        height: 4vw;
        margin-top: -2vw;
        cursor: pointer;
    }

    .pic-bottom-next {
        position: absolute;
        z-index: 10;
        right: 1px;
        top: 50%;
        width: 2.2vw;
        height: auto;
        margin-top: -2vw;
        cursor: pointer;
    }
    .pic-bottom-prev img,
    .pic-bottom-next img {
        width: 100%;
    }



    .pic-banner-bottom .swiper-slide {
        padding-top: 12px;
    }

    .pic-banner-bottom .swiper-slide img {
        width: 100%;
    }

    .pic-banner-bottom .swiper-slide-active {
        /*background: url(../images/pic_san.png) no-repeat center 0;*/
    }

    .pic-banner-bottom .swiper-slide-active img {
        opacity: 1;
    }

    .pic-nav {
        border-top: 1px solid #dadada;
    }

    .pic-nav ul {
        display: flex;
        padding: 0 6vw;
    }

    .pic-nav ul li {
        width: 25%;
    }

    .pic-nav ul a {
        position: relative;
        display: flex;
        justify-content: center;
        padding: 1vw 0;
        font-size: 1.146vw;
        line-height: 2vw;
        opacity: 0.2;
    }

    .pic-nav ul a span {
        padding-left: 0.5vw;
        font-size: 1vw;
        line-height: 1vw;
    }

    .pic-nav ul a:hover {
        opacity: 1;
    }

    .pic-nav ul a:hover::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 3px;
        border-top: 3px solid #007440;
    }


    .pic-nav ul li.active a {
        opacity: 1;
    }

    .pic-nav ul li.active a::before {
        content: '';
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 3px;
        border-top: 3px solid #007440;
    }

}