/* 解决方案 */

.jie:hover .mask {
    display: block;
}

.mask {
    display: none;
    position: absolute;
    top: 50px;
    left: -565.5px;
    width: 1920px;
    height: 212px;
    background-color: rgba(90, 89, 89, 0.9);
}

.mask .mask1 {
    position: absolute;
    left: 360px;
    top: 7px;
    width: 1200px;
    height: 100px;
}

.mask .mask1 .mask1a {
    position: absolute;
    left: 180px;
    top: 0px;
}

.mask .mask1 .span {
    position: absolute;
    left: -90px;
    top: -2px;
}

.mask .mask1 .mask1a span {
    position: relative;
    left: 49px;
}

.mask .mask1 .mask1a span1 {
    position: relative;
    left: 100px;
}

.mask .mask1 .mask1a span2 {
    position: relative;
    left: 130px;
}

.mask .mask1 .mask1a span3 {
    position: relative;
}

.mask .mask1 .mask1a span4 {
    position: relative;
    left: 49px;
}

.mask .mask1 .mask1a span5 {
    position: relative;
    left: 105px;
}
.mask .mask2 {
    position: absolute;
    left: 360px;
    top: 63px;
    width: 1200px;
    height: 100px;
}

.mask .mask2 .mask2a span {
    position: relative;
    left: 49px;
}

.mask .mask2 .mask2a span1 {
    position: relative;
    left: 90px;
}

.mask .mask2 .mask2a span2 {
    position: relative;
    left: 90px;
}

.mask .mask2 .mask2a span3 {
    position: relative;
    left: 170px;
}

.mask .mask2 .mask2a {
    position: absolute;
    left: 180px;
    top: 0px;
}

.mask .mask2 .span {
    position: absolute;
    left: -90px;
    top: -2px;
}

.mask .mask3 {
    position: absolute;
    left: 360px;
    top: 106px;
    width: 1000px;
    height: 100px;
}

.mask .mask3 .mask3a span {
    position: relative;
    left: 49px;
}

.mask .mask3 .mask3a span1 {
    position: relative;
    left: 90px;
}

.mask .mask3 .mask3a span2 {
    position: relative;
    left: 130px;
}

.mask .mask3 .mask3a span3 {
    position: relative;
    left: 170px;
}

.mask .mask3 .mask3a {
    position: absolute;
    left: 180px;
    top: 0px;
}

.mask .span {
    color: #fff;
}

.mask .mask3 .span {
    position: absolute;
    left: -90px;
    top: -2px;
}

.mask .mask4 {
    position: absolute;
    left: 360px;
    top: 149px;
    width: 1000px;
    height: 100px;
}

.mask .mask4 .mask4a {
    position: absolute;
    left: 180px;
    top: 0px;
}

.mask .mask4 .mask4a span {
    position: relative;
    left: 49px;
}

.mask .mask4 .mask4a span1 {
    position: relative;
    left: 90px;
}

.mask .mask4 .span {
    position: absolute;
    left: -90px;
    top: -2px;
}

.mask .mask1 h1,
.mask .mask2 h1,
.mask .mask3 h1,
.mask .mask4 h1 {
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
}

.mask .mask1 h2,
.mask .mask2 h2,
.mask .mask3 h2,
.mask .mask4 h2 {
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
}

.mask .mask1 p,
.mask .mask2 p,
.mask .mask3 p,
.mask .mask4 p {
    font-size: 14px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    height: 30px;
}

.solution .ing {
    position: relative;
    top: 461px;
    width: 100%;
    height: 3297px;
}

.solution .sot {
    position: relative;
    top: -2698px;
    left: 877px;
    width: 200px;
    height: 120px;
}

.solution .sot h1 {
    color: #000000;
}

.solution .sot h2 {
    color: #4B4B4B;
}

.solution .sot h1,
.solution .sot h2 {
    font-size: 40px;
    font-family: Microsoft YaHei;
    font-weight: 400;
}

.solution .sot .sot1 {
    position: absolute;
    top: 0px;
    left: 80px;
}

.solution .sot span {
    font-size: 22px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #ADADAD;
}

.solution .sot .span {
    position: absolute;
    top: 66px;
    left: -43px;
}

.solution .soti {
    position: absolute;
    top: 900px;
    width: 1660px;
    height: 586px;
}

.solution .soti1 {
    position: absolute;
    background: url(../images/yxszh.png);
    background-size: 720px 460px;
    top: 216px;
    left: 180px;
    width: 720px;
    height: 460px;
}

.solution .soti2 {
    position: absolute;
    top: 49px;
    left: 1430px;
    width: 91px;
    height: 105px;
}

.solution .soti3 {
    position: absolute;
    top: 193px;
    left: 991px;
    width: 529px;
    height: 240px;
}

.solution .soti3 h1 {
    position: absolute;
    left: 318px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
}

.solution .soti3 h2 {
    position: absolute;
    top: 51px;
    left: 213px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
    opacity: 0.3;
}

.solution .soti3 p {
    position: absolute;
    top: 92px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #A80000;
    line-height: 36px;
}

.solution .sotb {
    position: absolute;
    top: 1743px;
    left: 255px;
    width: 1640px;
    height: 603px;
}

.solution .sotb1 {
    position: absolute;
    background: url(../images/zhwl.png);
    background-size: 720px 460px;
    bottom: 231px;
    right: 130px;
    width: 720px;
    height: 460px;
}

.solution .sotb2 {
    position: absolute;
    bottom: 549px;
    left: 120px;
    width: 91px;
    height: 104px;
}

.solution .sotb3 {
    position: absolute;
    top: 93px;
    left: 120px;
    width: 577px;
    height: 276px;
}

.solution .sotb3 h1 {
    position: absolute;
    right: 356px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px
}

.solution .sotb3 h2 {
    position: absolute;
    top: 51px;
    right: 220px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sotb3 p {
    position: absolute;
    top: 92px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
}

.solution .sotc {
    position: absolute;
    top: 2521px;
    width: 1640px;
    height: 566px;
}

.solution .sotc1 {
    position: absolute;
    background: url(../images/zhcg.png);
    background-size: 720px 460px;
    bottom: 204px;
    left: 150px;
    width: 720px;
    height: 460px;
}

.solution .sotc2 {
    position: absolute;
    bottom: 512px;
    left: 1430px;
    width: 91px;
    height: 104px;
}

.solution .sotc3 {
    position: absolute;
    top: 93px;
    right: 120px;
    width: 560px;
    height: 256px;
}

.solution .sotc3 h1 {
    width: 500px;
    position: absolute;
    left: 352px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
}

.solution .sotc3 h2 {
    width: 313px;
    position: absolute;
    top: 51px;
    left: 249px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sotc3 p {
    position: absolute;
    top: 88px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #A80000;
    line-height: 36px;
}

.solution .sotd {
    position: absolute;
    top: 3164px;
    right: 0px;
    width: 1640px;
    height: 566px;
}

.solution .sotd1 {
    position: absolute;
    background: url(../images/adl.png);
    background-size: 720px 460px;
    top: 192px;
    right: 70px;
    width: 720px;
    height: 460px;
}

.solution .sotd2 {
    position: absolute;
    top: 29px;
    left: 120px;
    width: 91px;
    height: 105px;
}

.solution .sotd3 {
    position: absolute;
    top: 173px;
    left: 120px;
    width: 640px;
    height: 256px;
}

.solution .sotd3 h1 {
    width: 500px;
    position: absolute;
    left: 2px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
}

.solution .sotd3 h2 {
    width: 640px;
    position: absolute;
    top: 51px;
    left: 0px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 28px;
    opacity: 0.3;
}

.solution .sotd3 p {
    width: 641px;
    position: absolute;
    top: 117px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
}

.solution .sote {
    position: absolute;
    top: 3896px;
    left: 0px;
    width: 1640px;
    height: 566px;
}

.solution .sote1 {
    position: absolute;
    top: 238px;
    left: 110px;
    width: 720px;
    height: 460px;
}

.solution .sote2 {
    position: absolute;
    top: 49px;
    right: 139px;
    width: 91px;
    height: 105px;
}

.solution .sote3 {
    position: absolute;
    top: 193px;
    right: 140px;
    width: 608px;
    height: 256px;
}

.solution .sote3 h1 {
    width: 410px;
    position: absolute;
    right: 0px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
}

.solution .sote3 h2 {
    width: 410px;
    position: absolute;
    top: 51px;
    right: 0px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sote3 p {
    width: 641px;
    position: absolute;
    top: 117px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #A80000;
    line-height: 36px;
}

.solution .sotf {
    position: absolute;
    top: 4702px;
    right: 0px;
    width: 1640px;
    height: 566px;
}

.solution .sotf1 {
    position: absolute;
    bottom: 230px;
    right: 160px;
    width: 720px;
    height: 460px;
}

.solution .sotf2 {
    position: absolute;
    top: -51px;
    left: 120px;
    width: 91px;
    height: 105px;
}

.solution .sotf3 {
    position: absolute;
    top: 93px;
    left: 120px;
    width: 608px;
    height: 256px;
}

.solution .sotf3 h1 {
    width: 303px;
    position: absolute;
    left: 0px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
}

.solution .sotf3 h2 {
    width: 468px;
    position: absolute;
    top: 51px;
    left: 0px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sotf3 p {
    width: 530px;
    position: absolute;
    top: 117px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
}

.solution .sotg {
    position: absolute;
    top: 5441px;
    left: 0px;
    width: 1640px;
    height: 566px;
}

.solution .sotg1 {
    position: absolute;
    bottom: 204px;
    left: 200px;
    width: 720px;
    height: 470px;
}

.solution .sotg2 {
    position: absolute;
    top: -51px;
    right: 119px;
    width: 91px;
    height: 105px;
}

.solution .sotg3 {
    position: absolute;
    top: 93px;
    right: 120px;
    width: 608px;
    height: 256px;
}

.solution .sotg3 h1 {
    width: 410px;
    position: absolute;
    right: 0px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
}

.solution .sotg3 h2 {
    width: 480px;
    position: absolute;
    top: 51px;
    right: 0px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sotg3 p {
    width: 481px;
    position: absolute;
    top: 117px;
    right: 0px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #A80000;
    line-height: 36px;
}

.solution .soth {
    position: absolute;
    top: 6087px;
    right: 0px;
    width: 1640px;
    height: 566px;
}

.solution .soth1 {
    position: absolute;
    top: 152px;
    right: 130px;
    width: 720px;
    height: 460px;
}

.solution .soth2 {
    position: absolute;
    top: 29px;
    left: 120px;
    width: 91px;
    height: 105px;
}

.solution .soth3 {
    position: absolute;
    top: 173px;
    left: 120px;
    width: 608px;
    height: 256px;
}

.solution .soth3 h1 {
    width: 240px;
    position: absolute;
    left: 0px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
}

.solution .soth3 h2 {
    width: 480px;
    position: absolute;
    top: 51px;
    left: 0px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 28px;
    opacity: 0.3;
}

.solution .soth3 p {
    width: 481px;
    position: absolute;
    top: 117px;
    left: 0px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
}

.solution .sotj {
    position: absolute;
    top: 6815px;
    left: 0px;
    width: 1640px;
    height: 566px;
}

.solution .sotj1 {
    position: absolute;
    top: 196px;
    left: 270px;
    width: 720px;
    height: 460px;
}

.solution .sotj2 {
    position: absolute;
    top: 49px;
    right: 139px;
    width: 91px;
    height: 105px;
}

.solution .sotj3 {
    position: absolute;
    top: 193px;
    right: 140px;
    width: 448px;
    height: 256px;
}

.solution .sotj3 h1 {
    width: 220px;
    position: absolute;
    right: 0px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
}

.solution .sotj3 h2 {
    width: 337px;
    position: absolute;
    top: 51px;
    right: 0px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #A80000;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sotj3 p {
    width: 450px;
    position: absolute;
    top: 117px;
    right: 0px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #A80000;
    line-height: 36px;
}

.solution .sotk {
    position: absolute;
    top: 7619px;
    right: 0px;
    width: 1640px;
    height: 566px;
}

.solution .sotk1 {
    position: absolute;
    bottom: 194px;
    right: 250px;
    width: 720px;
    height: 460px;
}

.solution .sotk2 {
    position: absolute;
    top: -51px;
    left: 120px;
    width: 91px;
    height: 105px;
}

.solution .sotk3 {
    position: absolute;
    top: 93px;
    left: 120px;
    width: 608px;
    height: 256px;
}

.solution .sotk3 h1 {
    width: 240px;
    position: absolute;
    left: 2px;
    font-size: 30px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
}

.solution .sotk3 h2 {
    width: 480px;
    position: absolute;
    top: 51px;
    left: -1px;
    font-size: 24px;
    font-family: Microsoft YaHei;
    font-weight: bold;
    font-style: italic;
    color: #FFFFFF;
    line-height: 22px;
    opacity: 0.3;
}

.solution .sotk3 p {
    width: 481px;
    position: absolute;
    top: 117px;
    left: 0px;
    font-size: 16px;
    font-family: Microsoft YaHei;
    font-weight: 400;
    color: #FFFFFF;
    line-height: 36px;
}