.sdg_header {
    display: flex;
    max-width: 865px;
    margin: inherit;
    background-color: #FD6925;
    /*color: #fff;*/
    align-items: center;
}

.sdg_header img {
    width: 200px;
    display: flex;
    justify-content: center;
}

.contene2 {
    padding: 10px;
    /*border-left: #fff 1px solid;*/
    background-color: #ffffff;
    border: 10px solid #FD6925;
    border-radius: 30px;
}

.contene2 h3 {
    font-size: 2rem;
}

.contene2 p {
    font-size: 1.313rem;
}



.tilte2000 {
    display: flex;
    align-items: stretch;
    position: relative;

    align-items: center;
    /* 确保子元素垂直填充 */
    padding: 20px 0;
}

.tilte1000 {
    max-width: 227px;
    /*color: #fff;*/
    position: relative;
}

    .tilte1000:after {
        position: absolute;
        right: -22px;
        top: 50%;
        transform: translate(0, -50%);
        content: '';
        width: 22px;
        height: 45px;
        background: url(/_ofu/SDSNsPictures/SDSN09/arrow1.svg) 0 0 no-repeat;
    }

.tilte1000_2:after {
    background: url(/_ofu/SDSNsPictures/SDSN09/arrow2.svg) 0 0 no-repeat;
}

.aa00b283 {
    background-color: #E6E6E6;
    font-size: 0.9rem;
    padding: 10px;
}

.aa00a3c7 {
    background-color: #E6E6E6;
    padding: 10px;
    font-size: 0.9rem;
}

.tilte1000_con {
    background-color: #E6E6E6;
    padding: 50px 10px;
    font-weight: bold;
    font-size: 1.2rem;
}

.tilte1000_con2 {
    background-color: #E6E6E6;
    font-size: 1.2rem;
    padding: 50px 10px;
    font-weight: bold;
}

.yearline1 {
    background-color: #FD6925;
    width: 15px;
    height: 100%;
    /* 设置固定高度 */
    position: absolute;
    top: 0;
    /* 从顶部对齐 */
    left: 260px;
    /* 左边距 */
    align-items: stretch;
    border-bottom: #fff 2px solid;
}

.yearline2 {
    background-color: #FD6925;
    width: 15px;
    height: 100%;
    /* 设置固定高度 */
    position: absolute;
    top: 0;
    /* 从顶部对齐 */
    left: 260px;
    /* 左边距 */
    align-items: stretch;
    border-bottom: #fff 2px solid;
}

.yeardisc1 {
    width: 21px;
    height: 21px;
    background: url(/_ofu/SDSNsPictures/SDSN09/year_list1.svg) 0 0 no-repeat;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.yeardisc2 {
    width: 21px;
    height: 21px;
    background: url(/_ofu/SDSNsPictures/SDSN09/year_list2.svg) 0 0 no-repeat;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.yearline1_con {
    max-width: 559px;
    border: #FD6925 2px solid;
    padding: 20px;
    margin-left: 80px;
    position: relative;
}

.yearline2_con {
    max-width: 559px;
    border: #FD6925 2px solid;
    padding: 20px;
    margin-left: 80px;
    position: relative;
}

.yearline1_con::before {
    content: '';
    position: absolute;
    width: 22px;
    height: 44px;
    background: url(/_ofu/SDSNsPictures/SDSN09/yearline1_arrow1.svg) 0 0 no-repeat;
    top: 50%;
    left: -22px;
    transform: translateY(-50%);
}

.yearline2_con::before {
    content: '';
    position: absolute;
    width: 22px;
    height: 44px;
    background: url(/_ofu/SDSNsPictures/SDSN09/yearline1_arrow1.svg) 0 0 no-repeat;
    top: 50%;
    left: -22px;
    transform: translateY(-50%);
}

@media screen and (max-width: 865px) {
    .sdg_header {
        display: grid;
        justify-items: center;
    }

    .contene2 {
        border-top: #fff 1px solid;
    }

    .yearline1,
    .yearline2 {
        display: none;
    }

    .yearline1_con::before,
    .yearline2_con::before,
    .tilte1000:after {
        display: none;
    }

    .tilte2000 {
        display: grid;
        width: 90%; margin: auto;
    }
    .tilte1000,.yearline1_con,.yearline2_con {
        min-width: 100%;margin-left: 0;}
}