h2 {
    color: #333333;
    font-size: 26px;
    padding-top: 50px;
    text-align: center;
    position: relative;
}

h2 em {
    display: block;
    width: 60px;
    height: 10px;
    background: rgba(80, 150, 133, 0.8);
    position: absolute;
    transform: translate(-50%);
    left: 47%;
    top: 72px;
}

.two-hundred h2 em {
    width: 60px;
    left: 46.8%;
}
.warning h2 em {
    width: 60px;
    left: 45.2%;
}

.twenty h2 em {
    width: 40px;
    left: 44.6%;
}
.forty h2 em {
    width: 40px;
    left: 45.9%;
}
h3 {
    margin-top: 10px;
    color: #898989;
    font-size: 16px;
    text-align: center;
}


/* 200 */

.two-hundred {
    border-radius: 0px 3px 3px 0px;
    background: #F7F8FA;
    height: 455px;
}

.two-hundred .two-hundred-content {
    display: flex;
    justify-content: space-between;
    width: 1200px;
    margin: 0 auto;
}

.two-hundred .left {
    width: 590px;
    margin-top: 30px;
}

.two-hundred .right {
    margin-left: 70px;
    position: relative;
}

.two-hundred .right h4 {
    opacity: 0.1;
    color: #1C7B49;
    font-size: 52px;
    text-align: left;
    margin-top: 70px;
}

.two-hundred .right h5 {
    color: #333333;
    font-size: 24px;
    position: relative;
    top: -30px;
}

.two-hundred .right span {
    color: #589F7A;
    font-size: 18px;
    display: block;
    float: left;
    margin-right: 30px;
    margin-bottom: 30px;
}

.two-hundred .right p {
    clear: both;
    color: #898989;
    font-size: 16px;
}


/* 预警式现场工程管理 */

.warning {
    height: 785px;
}

.warning-content {
    width: 1200px;
    margin: 0 auto;
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.warning-content img {
    margin: 0 82px;
}

.warning-content li {
    margin-bottom: 20px;
    position: relative;
}

.warning-content li em {
    display: block;
    width: 168px;
    height: 42px;
    text-align: center;
    line-height: 42px;
    border-radius: 3px;
    background: #FFC23D;
    color: #333333;
    font-size: 16px;
    cursor: pointer;
}

.warning-content ul {
    margin-top: 27px;
}

.warning-content ul:last-of-type {
    display: flex;
    margin: 0 auto;
    justify-content: space-between;
    width: 800px;
    margin-top: 50px;
}

.warning-content ul:last-of-type li em {
    width: auto;
    height: auto;
    padding: 0px 17px;
}

.warning-content .line i {
    display: block;
    border: 1px dashed #FFB249;
}

.warning-content .line .yuan {
    width: 4px;
    height: 4px;
    background: #fff;
    border-radius: 50%;
    border: 5px solid #ccc;
    outline: rgb(244, 244, 244, 0.3) solid 5px;
    position: absolute;
}

.warning-content ul:nth-of-type(1) li .line {
    position: absolute;
    left: 170px;
    top: 20px;
}

.warning-content ul:nth-of-type(2) li .line {
    position: absolute;
    right: 170px;
    top: 20px;
}

.warning-content ul:nth-of-type(3) .line i {
    transform: skewY(-20deg);
}

.warning-content ul:nth-of-type(3) .line {
    position: absolute;
    top: -57px;
    right: -188px;
}


/* 20余项严苟标杆工艺 */

.twenty {
    height: 698px;
    background: #F7F8FA;
}

.twenty .list {
    width: 1200px;
    height: 50px;
    display: flex;
    justify-content: space-evenly;
    border-bottom: 1px solid #D7D7D7;
    margin: 0 auto;
    margin-top: 50px;
}

.twenty .list div {
    padding: 0 30px;
    cursor: pointer;
}

.twenty ul {
    width: 1200px;
    margin: 0 auto;
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    display: none;
}

.twenty ul:first-of-type {
    display: flex;
}

.twenty ul li {
    width: 387px;
}

.twenty ul li img {
    width: 387px;
    height: 300px;
}

.twenty ul li span {
    color: #333333;
    font-size: 20px;
    margin-top: 26px;
    display: block;
    text-align: center;
    font-weight: 500;
}

.twenty ul li p {
    margin-top: 4px;
    text-align: center;
    color: #5C5C5C;
    font-size: 16px;
}


/* 40余项标准验收 */

.forty {
    height: 743px;
}

.forty ul {
    width: 1200px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin: 0 auto;
    margin-top: 50px;
    border-radius: 0px 0px 0px 3px;
}

.forty ul li {
    width: 300px;
    height: 260px;
    background: #F7F8FA;
    position: relative;
}

.forty ul li h4 {
    color: #333333;
    font-size: 20px;
    margin-left: 30px;
    margin-top: 46px;
}

.forty ul li div {
    margin-top: 20px;
    width: 30px;
    height: 2px;
    background: #589f7a;
    margin-left: 30px;
}

.forty ul li p {
    color: #898989;
    font-size: 16px;
    margin-top: 30px;
    margin-left: 30px;
}

.forty ul li i {
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-bottom: 15px solid #F7F8FA;
    position: absolute;
    left: 30px;
    top: -15px;
}

.forty ul li em {
    border-left: 10px solid transparent;
    border-right: 10px solid transparent;
    border-top: 15px solid #F7F8FA;
    position: absolute;
    left: 30px;
    top: 0px;
}


/* form */

.form {
    position: relative;
}

.form h3 {
    width: 1200px;
    position: absolute;
    transform: translate(-50%);
    left: 50%;
    top: 50px;
    color: #FFFFFF;
    font-size: 26px;
    text-align: left;
    display: flex;
}

.form h3 em {
    color: #BFBFBF;
    font-size: 16px;
    margin-left: 20px;
    line-height: 42px;
}
.form h3 span {
    margin-right: 10px;
    font-size: 21px;
    display: block;
    line-height: 33px;
}

.form form {
    width: 1200px;
    position: absolute;
    transform: translate(-50%);
    left: 50%;
    top: 80px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.form form input {
    width: 204px;
    height: 44px;
    margin-top: 30px;
    border-radius: 3px;
    background: #FFFFFF;
    color: #898989;
    font-size: 16px;
    padding-left: 20px;
    border: 0;
    overflow: hidden;
}

.form form button {
    width: 224px;
    height: 48px;
    border-radius: 3px;
    background: #1C7B49;
    color: #FFFFFF;
    border: 0;
    font-size: 16px;
    margin-top: 30px;
}