.web_about_content {
    width: 100%;
    clear: both;
    margin: 0;
    padding: 0;
    text-align: center;
    overflow: hidden;
    justify-content: center; /* 水平居中 */
    display: flex;
}

.flex_body {
background: white;
    clear: both;
    width: 1280px;
    margin: 0;
    padding: 0;
    text-align: center;
    justify-content: center; /* 水平居中 */
    overflow: hidden;
}

.flex_body .about_left {
    width: 260px;
    float: left;
    line-height: 35px;
    min-height: 600px;
    background: white;
}

.flex_body .about_left ul {
    margin: 30px;
    text-align: center;
}

.flex_body .about_left ul li {
    border: 1px dotted #AD1959;
    border-radius: 20px;
    padding: 5px;
    margin-top: 10px;
    text-align: center;
}

.flex_body .about_left .title {
    margin-top: 20px;
    color: #AD1959;
    font-size: 22px;
    font-family: '微软雅黑';
    text-align: left;
    padding: 10px;

}

.flex_body .about_right {
    background: white;
    width: 1000px;
    float: right;
    border-left: 1px solid #AD1959;
    margin-top: 20px 0 20 0px;
}

.flex_body .about_right h4 {
    margin: 30px;
    font-family: 微软雅黑;
    font-size: 35px;
    color: #333333;
}

.flex_body .about_right .about_content {
    text-align: left;
    margin: 30px;
    line-height: 40px;
    font-family: 'Arial', '宋体';
    font-size: 22px;
    color: #666666
}