.banner-li {
    position: relative;
}
.banner-li .img {
    width: 100%;
    height: 100vh;
}
.banner-li .img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.banner-li .p-box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%)translateY(-50%);
    text-align: center;
    color: #fff;
}
.banner-li .p-box h1 {
    margin-bottom: 90px;
    font-size: 62px;
    position: relative;
}
.banner-li .p-box h1:after {
    position: absolute;
    content: '';
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    width: 156px;
    height: 4px;
    background-color: #fff;
}
.banner-li .p-box p {
    font-size: 36px;
}

/*首页公司概况开始*/
.sy-about {
    padding-top: 120px;
    background-image: url("../images/sy-about-bj.jpg");
    background-size: cover;
}
.sy-about .sy-about-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.sy-about .sy-about-box .l {
    width: 45%;
    padding-top: 50px;
}
.sy-about .sy-about-box .l h1 {
    font-size: 46px;
    color: #74D12F;
    font-weight: 500;
}
.sy-about .sy-about-box .l h1:nth-child(2) {
    position: relative;
    margin-bottom: 100px;
}
.sy-about .sy-about-box .l h1:nth-child(2):after {
    position: absolute;
    content: '';
    left: 0;
    bottom: -50px;
    width: 120px;
    height: 3px;
    background-color: #000;
}

.sy-about .sy-about-box .l p {
    font-size: 20px;
    line-height: 1.5;
    letter-spacing:2px;
}
.sy-about .sy-about-box .l a {
    display: inline-block;
    margin-top: 60px;
    margin-bottom: 90px;
    padding: 13px 30px;
    color: #74D12F;
    border: 1px solid #74D12F;
    transition: all .5s;
}
.sy-about .sy-about-box .l a:hover {
    background-color: #74D12F;
    color: #fff;
    transform: translateX(5px);
}
.sy-about .sy-about-box .l .ry-box {
    display: flex;
    justify-content: space-between;
}
.sy-about .sy-about-box .l .ry-box .img-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.sy-about .sy-about-box .r {
    width: 40%;
}
.sy-about .sy-about-box .r .img-box {
    overflow: hidden;
}
.sy-about .sy-about-box .r .img-box img {
    width: 100%;
}

/*首页产品开始*/
.sy-product {
    display: flex;
    margin-top: 190px;
    height: 1074px;
    background-image: url("../images/sy-product-bj.jpg");
    background-size: cover;
}
.sy-product .gg {
    width: 50%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    transition: all .5s;
}
.sy-product .gg:hover {
    background-color: rgba(180, 230, 141, 0.67);
}
/* .sy-product .gg:nth-child(2) {
    background-color: rgba(180, 230, 141, 0.67);
} */
.sy-product .gg p {
    margin-bottom: 250px;
    font-size: 28px;
    text-align: center;
    line-height: 1.5;
    margin-top: 30px;
}

.sy-product .gg h1 {
    font-size: 44px;
}
.sy-product .gg a {
    display: inline-block;
    font-size: 20px;
    color: #fff;
    border: 1px solid #fff;
    padding: 13px 30px;
}
.sy-product .sw {

}


/*荣誉资质开始*/
.sy-ryzz {
    padding-top: 120px;
    padding-bottom: 165px;
    background-image: url("../images/ryzz-bj.jpg");
    background-size: cover;
}
.sy-ryzz .ryzz-box h1 {
    text-align: center;
    font-size: 60px;
    font-weight: bold;
}
.sy-ryzz .ryzz-box h2 {
    text-align: center;
    font-size: 44px;
    margin-bottom: 100px;
}
.sy-ryzz .ryzz-box .ryzs-li img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/*公司实力开始*/
.sy-gssl {
    /*width: 100%;*/
    height: 951px;
    background-image: url("../images/gssl-bj.jpg");
    background-size: cover;
    color: #fff;
}
.sy-gssl .gssl {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    height: 100%;
}
.sy-gssl .gssl h1 {
    text-align: center;
    font-size: 60px;
}
.sy-gssl .gssl h2 {
    text-align: center;
    font-size: 44px;
    margin-top: 10px;
}
.sy-gssl .gssl .nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 125px;
    width: 55%;
}
.sy-gssl .gssl .nav a {
    padding: 45px 55px;
    border: 1px solid #A1CEEB;
    border-radius: 10px;
    color: #fff;
    transition: all .5s;
}
.sy-gssl .gssl .nav a h3 {
    font-size: 82px;
    color: #AFD5EC;
    font-weight: bold;
    /*-webkit-text-stroke: 2px black;*/
}
.sy-gssl .gssl .nav a .name {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 300px;
}
.sy-gssl .gssl .nav a .name p {
    font-size: 38px;
}
.sy-gssl .gssl .nav a .name i {
    font-size: 38px;
}
.sy-gssl .gssl .nav a:hover {
    background-color: #74D12F;
}
.sy-gssl .gssl .nav a:hover h3 {
    color: #74D12F;
    -webkit-text-stroke: 2px white;
}

/*首页新闻开始*/
.sy-new {
    margin-top: 165px;
    margin-bottom: 165px;
}
.sy-new .sy-new-box .top h1 {
    font-size: 60px;
    font-weight: bold;
}
.sy-new .sy-new-box .top h2 {
    font-size: 44px;
    line-height: 1.5;
}
.sy-new .sy-new-box .top img {
    margin-top: 20px;
}
.sy-new .sy-new-box .bottom {
    margin-top: 70px;
}
.sy-new .sy-new-box .bottom .news-li a {
    display: inline-block;
    padding-bottom: 50px;
}
.sy-new .sy-new-box .bottom .news-li .img-box {
    overflow: hidden;
}
.sy-new .sy-new-box .bottom .news-li .img-box img {
    width: 100%;
    height: 338px;
    transition: all .5s;
}
.sy-new .sy-new-box .bottom .news-li .img-box img:hover {
    transform: scale(1.2);
}
.sy-new .sy-new-box .bottom .news-li .info {
    padding: 50px 20px;
}
.sy-new .sy-new-box .bottom .news-li .info h1 {
    font-size: 20px;
    line-height: 2;
    color: #4A4A4A;
    font-weight: bold;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.sy-new .sy-new-box .bottom .news-li .info p {
    font-size: 16px;
    line-height: 2;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.sy-new .sy-new-box .bottom .news-li .timemore {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 16px;
    padding: 0 20px;
}
.sy-new .sy-new-box .bottom .news-li .timemore .more {
    display: flex;
    align-items: center;
    transition: all .5s;
}
.sy-new .sy-new-box .bottom .news-li .timemore .more img {
    margin-left: 15px;
}
.sy-new .sy-new-box .bottom .news-li .timemore .more img:nth-child(1) {
    display: block;
}
.sy-new .sy-new-box .bottom .news-li .timemore .more img:nth-child(2) {
    display: none;
}
.sy-new .sy-new-box .bottom .news-li .timemore .more:hover {
    transform: translateX(10px);
}
.sy-new .sy-new-box .bottom .news-li a:hover {
    background-color: #74D12F;
    color: #fff;
}
.sy-new .sy-new-box .bottom .news-li a:hover .timemore .more img:nth-child(1) {
    display: none;
}
.sy-new .sy-new-box .bottom .news-li a:hover .timemore .more img:nth-child(2) {
    display: block;
}