.about_father{

}

.about_father::after{
     /*设置添加的子元素的内容为空*/
     content: "";
     /*设置添加的子元素为块级元素*/
     display: block;
     /*设置添加的子元素的高度为0*/
     height: 0;
     /*设置添加的子元素看不见*/
     visibility: hidden;
     /*给添加的子元素设置clear: both;*/
     clear: both;
}

.about_son01{
    height: 200px;
    box-shadow:  rgb(224, 224, 224) 3px -6px 30px 0px;
}

.about_son02{
    /* height: 450px; */
    width: 350px;
    
}

.about_son03{
    
}

.wenzi01{
    margin-left: 40px;
    margin-right: 500px;
    margin-top: 23px;
    margin-bottom: 20px;
    font-family: "微软雅黑";font-size: 17px;color: #51605D;
    line-height: 27px;
    text-indent:2em;
    
}

.wenzi02{
    margin-left: 550px;
    margin-right: 40px;
    margin-top: 35px;
    margin-bottom: 20px;
    font-family: "微软雅黑";font-size: 17px;color: #51605D;
    line-height: 25px;
    text-indent:2em;
}

p{
    /* text-shadow: 0.5px 0.5px 3px #cac2c2; */
}