.main {
    padding: 4.375rem 7.5rem;
    /* background-color: #eceff4; */
    background-color: #fff;
}

.time_line {
    padding: 4.375rem 7.5rem;
    position: relative;
}

.ry_full {
    padding: 4.375rem 7.5rem 0;
    background-color: #28399C;
}

.about_title {
    position: absolute;
    top: 50%;
    left: 7.5rem;
    transform: translateY(-50%);
    color: #fff;
}

.about_title p {
    font-size: 2.5em;
    font-weight: bold;
    display: block;
    line-height: 1;
    margin-bottom: 1.25rem;
    text-align: inherit;
}

.about_title span {
    font-size: 1.25em;
    line-height: 1;
    display: block;
    line-height: 1;
    text-align: inherit;
}

.about_us {
    text-align: center;
}

.about_us h2 {
    font-size: 1.875em;
    font-weight: bold;
    color: #333333;
    line-height: 1;
    margin-bottom: 1.6875rem;
}

.about_us h3 {
    font-size: 1em;
    font-weight: bold;
    line-height: 1;
    color: #28399C;
    margin-bottom: 1.5625rem;
}

.about_us p {
    font-size: 1em;
    color: #666666;
    line-height: 1.875rem;
    padding-bottom: .875rem;
}

.layui-tab-brief-time_line>ul {
    border: none !important;
    padding-bottom: .0625rem;
    height: auto;
    display: block;
    /* display: flex;
    justify-content: space-between;
    align-items: center; */
    position: relative;
    white-space: nowrap;
    word-wrap: normal;
    word-break: normal;
}

.layui-tab-brief-time_line>ul::after {
    content: '';
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: .0625rem;
    background-color: #F5F5F5;
    transform: translateX(-50%) translateY(-50%);
    z-index: -1;
}

.layui-tab-brief-time_line li {
    min-width: 3.5rem;
    width: 3.5rem;
    height: 3.5rem;
    line-height: 3.5rem;
    border-radius: 100%;
    text-align: center;
    padding: 0 !important;
    border: .0625rem solid #F1F1F1;
    background-color: #fff;
    margin-right: 10%;
}

.layui-tab-brief-time_line li:last-child {
    margin-right: 0;
}

.layui-tab-brief-time_line li:hover {
    border-color: #28399C !important;
    background-color: #28399C !important;
    color: #fff !important;
}

.layui-tab-brief-time_line li::after {
    display: none;
}

.layui-tab-brief-time_line .layui-this {
    border-color: #28399C !important;
    background-color: #28399C !important;
    color: #fff !important;
}

.layui-tab-brief-time_line .layui-tab-bar {
    height: 3.5rem;
    line-height: 3.5rem;
}

.time_line_content {
    padding: 4.75rem 0;
    position: relative;
}

.time_line_content .layui-tab-item {
    position: relative;
    min-height: 12.5rem;
}

.time_line_flex {
    margin-left: 15%;
    min-height: 12.5rem;
    display: flex;
    align-items: center;
    /* justify-content: center; */
    justify-content: flex-start;
    text-align: center;
}

.time_line_value {
    /* max-width: 37.5rem; */
    /* transform: translateX(-50%); */
}

.time_line_value p {
    font-size: 2.5em;
    font-weight: bold;
    /* color: #28399C; */
    color: #858585;
    display: block;
    margin-bottom: 1.5rem;
    line-height: 1.5;
    text-align: left;
}

.time_line_value span {
    font-weight: bold;
    font-size: 1.25em;
    /* color: #333333; */
    color: #858585;
    display: block;
    line-height: 1;
    /* width: 60% !important; */
    margin: auto;
    word-break: break-word !important;
    white-space: pre-line;
    text-align: left;
}

.fixedBtn {
    cursor: pointer;
    transition: all 0.35s;
}

.fixedBtn path {
    transition: all 0.35s;
}

.fixedBtn:hover path {
    fill: #28399C !important;
}

.leftBtn {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) rotate(180deg);
    z-index: 111;
}

.rightBtn {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 111;
}

.back_year {
    position: absolute;
    top: 50%;
    left: 75%;
    transform: translateX(-50%) translateY(-50%);
    font-size: 5.625em;
    font-weight: bold;
    /* color: #F4F4F4; */
    color: #fff;
    z-index: -1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 16.875rem;
    height: 16.875rem;
    background-color: #28399C;
    border-radius: 100%;
}

.time_line_tab_op {
    display: flex;
    justify-content: center;
    align-items: center;
}

.time_line_tab_op img {
    width: 2rem;
    transition: all 0.35s;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translateX(-50%) translateY(-50%);
    z-index: 1;
}

.left_,
.right_ {
    width: 2rem;
    height: 2rem;
    margin: 0 .625rem;
    transition: all 0.35s;
    position: relative;
}

.left_ img:first-child,
.right_ img:first-child {
    opacity: 0;
}

.left_:hover img:first-child,
.right_:hover img:first-child {
    opacity: 1;
}

.left_:hover img:last-child,
.right_:hover img:last-child {
    opacity: 0;
}

.ry_box {
    overflow-x: auto;
    overflow-y: hidden;
    margin-bottom: 2.875rem;
}

.ry_box::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
    display: none !important;
    opacity: 0 !important;
    border: none !important;
    background-color: transparent !important;
}

.ry_box2 {
    overflow-x: auto;
    overflow-y: hidden;
    /* margin-bottom: 2.875rem; */
    max-width: 29.375rem;
    /* margin-left: 1rem; */
}

.ry_box2::-webkit-scrollbar {
    width: 0 !important;
    height: 0 !important;
    display: none !important;
    opacity: 0 !important;
    border: none !important;
    background-color: transparent !important;
}

.ry {
    width: auto;
    white-space: nowrap;
    word-wrap: normal;
    word-break: normal;
}

.ry_box2 .ry_img {
    border-color: #4051B4 !important;
}

.ry_img {
    width: 12.5rem;
    margin-right: 1.5625rem;
    border: .625rem solid #fff;
}

.ry_img:last-child {
    margin-right: 0;
}

.ry_title {
    font-size: 1.875em;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 1;
    margin-bottom: 1.625rem;
}

.ry_content {
    max-width: 37.5rem;
    font-size: .875em;
    color: #FFFFFF;
    line-height: 1.875rem;
    margin-bottom: 3.625rem;
}

.ry_item_box {
    overflow: hidden;
}

.ry_item {
    color: #fff;
    float: left;
    margin-right: 4.0625rem;
    margin-bottom: 2rem;
}

.ry_item h2 {
    font-size: 2.5em;
    font-weight: bold;
    color: #FFFFFF;
    line-height: 1;
    margin-bottom: 1.25rem;
}

.ry_item p {
    font-size: 1em;
    color: #FFFFFF;
    line-height: 1;
}

.fr_box {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.fr_box img {
    width: calc((100% - 2.4375rem) / 4);
    margin-bottom: .8125rem;
}

.fr_bg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: -1;
}

/* .layui-tab-title {
    overflow-x: auto !important;
    overflow-y: hidden !important;
} */

.tab_flex_box::-webkit-scrollbar {
    width: 0;
    height: 0;
    opacity: 9;
    display: none;
    background-color: transparent;
}

.tab_flex_box {
    white-space: nowrap;
    word-wrap: normal;
    word-break: normal;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow-x: auto;
    overflow-y: hidden;
}

.layui-tab-bar {
    display: none;
}

@media screen and (max-width: 33.75rem) {
    .ry_full {
        padding: 2.5rem 1.25rem 2.5rem;
    }

    .layui-tab-brief-time_line>ul {
        display: block;
    }

    .layui-tab-brief-time_line li {
        margin-bottom: 1rem;
        margin-right: 1rem;
    }

    .layui-tab-brief-time_line>ul::after {
        display: none;
    }

    .ry_box2 {
        /* display: none; */
        max-width: 100%;
        /* margin-bottom: .75rem; */
        transform: translateY(-1.5rem);
    }

    .ry_full_tab {
        display: none;
    }

    .fr_box img {
        width: calc((100% - .8125rem) / 2);
    }

    .fixedBtn {
        display: none;
    }

    .time_line_tab_op .fixedBtn {
        display: block !important;
        position: initial;
        left: auto;
        right: auto;
        bottom: auto;
        top: auto;
        transform: translateX(0) translateY(0);
    }

    .time_line_tab_op .leftBtn {
        transform: rotate(180deg) !important;
    }
}

@media screen and (max-width: 48rem) {
    .banner {
        margin-top: 3.75rem;
    }

    .main {
        padding: 2.5rem 1.25rem;
    }

    .time_line {
        padding: 2.5rem 1.25rem;
    }

    .ry_full {
        padding: 2.5rem 1.25rem 0;
    }

    .about_title {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translateY(-50%) translateX(-50%);
        text-align: center;
    }

    .about_title p {
        font-size: 1.5em;
        margin-bottom: .625rem;
    }

    .about_title span {
        font-size: 1em;
    }

    .about_us h2 {
        font-size: 1.5em;
    }

    .time_line_content {
        padding: 1.75rem 0;
    }

    .back_year {
        font-size: 8rem;
    }

    .ry_img {
        width: 8rem;
    }

    .ry_title {
        font-size: 1.5em;
    }

    .ry_item_box {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .ry_item {
        margin-right: 1.25rem;
    }

    .ry_box2 {
        /* max-width: 100%; */
    }

}

@media screen and (min-width: 48rem) {
    .aclaer {
        display: none !important;
    }

    .ry_item_box {
        clear: left;
    }
}

@media screen and (min-width: 64rem) {}

@media screen and (min-width: 90rem) {
    .ry_box2 {
        max-width: 50%;
        width: 50%;
    }
}