.build-header {
    background: url("../images/banner.png") center center no-repeat;
    background-size: cover;
}

.need {
    width: 100%;
    height: 800px;
    background: rgba(245, 245, 245, 1);
}

.need_content {
    width: 100%;
    height: auto;
    clear: both;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 70px;
}

.need_li {
    width: 15%;
    height: 225px;
    clear: both;
    margin-bottom: 40px;
    position: relative;
}

.need_li:hover .need_hide {
    opacity: 1;
}

.need_li:hover .need_show {
    border: none;
}

.need_show {
    width: 100%;
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    border: 1px solid rgba(221, 221, 221, 1);
}

.need_show p {
    font-size: 20px;
    font-weight: 500;
    color: rgba(21, 21, 21, 1);
}

.need_hide {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
    padding: 50px 30px;
    box-sizing: border-box;
    overflow: hidden;
    background: rgba(255, 255, 255, 1);
    border: 1px solid rgba(221, 221, 221, 1);
    box-shadow: 0px 0px 30px 0px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
}

.need_hide h1 {
    font-size: 24px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    text-align: center;
    margin-bottom: 20px;
    color: rgba(230, 0, 18, 1);
}

.need_hide p {
    text-align: center;
    font-size: 16px;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: rgba(102, 102, 102, 1);
    line-height: 30px;
}

/*-------行业最新解决方案----------*/
.latest {
    width: 100%;
    height: 800px;
    background: url("../images/fa_banner.png") center center no-repeat;
    background-size: contain;
}

.latest_content {
    width: 100%;
    height: auto;
    clear: both;
    display: flex;
    margin-top: 70px;
    justify-content: space-between;
}

.latest_li {
    width: 15%;
    height: auto;
    clear: both;
}

.latest_li img {
    transition: all .5s;
}

.latest_li p {
    padding-top: 20px;
    text-align: center;
    font-size: 18px;
    font-family: SourceHanSansCN;
    font-weight: 500;
    position: relative;
    color: rgba(51, 51, 51, 1);
}

.latest_li p:before {
    width: 18px;
    height: 18px;
    position: absolute;
    content: '';
    left: 25%;
    top: 50%;
    transform: translate(-50%);
    border-radius: 50%;
}

.one.latest_li p:before {
    background: rgba(233, 236, 54, 1);
}

.two.latest_li p:before {
    background: rgba(243, 114, 255, 1);
}

.three.latest_li p:before {
    background: rgba(255, 207, 78, 1);
}

.four.latest_li p:before {
    background: rgba(81, 238, 137, 1);
}

.five.latest_li p:before {
    background: rgba(81, 228, 238, 1);
}

.six.latest_li p:before {
    background: rgba(255, 123, 122, 1);
}

.latest_li:hover img {
    transition: all .5s;
    transform: scale(1.2);
    border-radius: 25px;
    box-shadow: 0px 0px 10px 10px rgba(221, 221, 221, 1);
}

.latest_li:hover p {
    display: none;
}

/*--------独家的优势----------*/
.sole {
    width: 100%;
    height: 800px;
    background: rgba(245, 245, 245, 1);
}

.sole_content {
    width: 100%;
    height: auto;
    clear: both;
    display: flex;
    justify-content: space-between;
    margin-top: 70px;
}

.sole_li {
    width: 18.286%;
    height: 488px;
    padding: 90px 15px;
    text-align: center;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 1);
}

.sole_li h1 {
    font-size: 24px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    margin-top: 40px;
    margin-bottom: 30px;
    color: rgba(51, 51, 51, 1);
}

.sole_li p {
    font-size: 16px;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: rgba(102, 102, 102, 1);
    line-height: 30px;
}

.sole_li:hover h1, .sole_li:hover p {
    color: rgba(255, 255, 255, 1);
}

.sole_li:hover {
    box-shadow: 0px 0px 20px 0px rgba(230, 0, 18, 0.2);
    background: rgba(230, 0, 18, 1);
}

/*----------丰富多样的功能----------*/
.rich {
    width: 100%;
    height: 900px;
}

.rich_content {
    width: 100%;
    height: 700px;
    clear: both;
    margin-top: 70px;
}

.rich_back {
    width: 789px;
    height: 100%;
    margin: 0 auto;
    position: relative;
    background: url("../images/gn_banner.jpg") left -30px center no-repeat;
    background-size: 720px 600px;
}

.rich_li {
    width: auto;
    height: auto;
    clear: both;
}

.rich_li h1 {
    font-size: 24px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: rgba(51, 51, 51, 1);
}

.rich_li p {
    font-size: 20px;
    font-family: SourceHanSansCN;
    font-weight: 500;
    color: rgba(102, 102, 102, 1);
}

.one.rich_li {
    position: absolute;
    right: -17%;
    top: 14%;
}

.two.rich_li {
    position: absolute;
    left: -30%;
    top: 35%;
    text-align: right;
}

.three.rich_li {
    position: absolute;
    right: -26%;
    top: 35%;
    text-align: left;
}

.four.rich_li {
    position: absolute;
    left: -32%;
    top: 57%;
    text-align: right;
}

.five.rich_li {
    position: absolute;
    right: -38%;
    top: 58%;
    text-align: left;
}

.six.rich_li {
    position: absolute;
    left: 0%;
    top: 78%;
    text-align: right;
}

/*--------新闻资讯------------*/
.news {
    width: 100%;
    height: 800px;
    background: rgba(245, 245, 245, 1);
}

.news_content {
    width: 100%;
    height: auto;
    clear: both;
    display: flex;
    margin-top: 70px;
    justify-content: space-between;
}

.news_left {
    width: 100%;
    height: auto;
    clear: both;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.news_li {
    width: 32%;
    height: 230px;
    padding: 0 20px;
    margin-bottom: 30px;
    box-sizing: border-box;
    position: relative;
    transition: all .3s;
    background: rgba(255, 255, 255, 1);
}

.more.news_li {
    padding: 0;
}

.more.news_li img {
    max-width: 100%;
    max-height: 100%;
}

.more.news_li p {
    position: absolute;
    top: 5%;
    right: 5%;
    font-size: 20px;
    display: flex;
    align-items: center;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: rgba(255, 255, 255, 1);
}

.news_time {
    width: 100%;
    height: 105px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-sizing: border-box;
    border-bottom: 1px solid rgba(204, 204, 204, 1);
}

.news_deta {
    width: 50%;
    height: 100%;
    display: block;
}

.news_deta h1 {
    font-size: 50px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: rgba(153, 153, 153, 1);
}

.news_deta p {
    font-size: 20px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: rgba(153, 153, 153, 1);
}

.news_jian {
    width: 50%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: flex-end;
}

.news_span h1 {
    font-size: 18px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    padding: 15px 0;
    box-sizing: border-box;
    color: rgba(51, 51, 51, 1);
}

.news_span p {
    font-size: 14px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    word-break: break-all;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    overflow: hidden;
    color: rgba(153, 153, 153, 1);
}

.news_right {
    width: 33.333%;
    height: auto;
    clear: both;
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.news_right .news_li {
    width: 90%;
    height: 144px;
    padding: 0 20px;
    display: flex;
    box-sizing: border-box;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 1);
}

.news_li:hover {
    box-shadow: 0 0px 15px rgba(0, 0, 0, 0.2);
}

.news_li a {
    width: 100%;
    height: 100%;
    display: block;
}

.news_li_time h1 {
    font-size: 50px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: rgba(153, 153, 153, 1);
}

.news_li_time p {
    font-size: 20px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    line-height: 30px;
    color: rgba(153, 153, 153, 1);
}


.news_li_span p {
    font-size: 18px;
    font-family: SourceHanSansCN;
    font-weight: bold;
    color: rgba(51, 51, 51, 1);
    line-height: 30px;
}

.news_li_jian {
    float: right;
    margin-top: -20%;
}

.arrow {
    position: relative;
    border: 1px solid rgba(204, 204, 204, 1);
    display: inline-block;
    width: 40px;
}

.arrow:before {
    right: -25%;
    top: 50%;
    border: solid transparent;
    content: " ";
    height: 0;
    width: 0;
    position: absolute;
    pointer-events: none;
    border-color: rgba(255, 81, 78, 0);
    border-left-color: rgba(204, 204, 204, 1);
    border-width: 7px;
    margin-top: -7px;
}

.news_li:hover .arrow {
    border: 1px solid rgba(230, 0, 18, 1);
}

.news_li:hover .arrow:before {
    border-left-color: rgba(230, 0, 18, 1);
}