.content{
    width: auto;
    padding: 20px 20px 30px;
    line-height: 1.9em; 
}

.title {
    font-family: 微软雅黑;
    font-size: 24px;
    font-weight: 600;
    text-align: center;
    text-indent: 0;
}

.bold {
    font-weight: 600;
}

table{
    border-top: 1px solid #999;
    border-spacing: 0;/*去掉单元格间隙*/
    border-left: 1px solid #999;
}
table td{
    text-align:center;
    border-spacing: 0;/*去掉单元格间隙*/
    border-bottom: 1px solid #999;
    border-right: 1px solid #999;
}
table th{
    border-right: 1px solid #999;
    border-bottom: 1px solid #999;
}

div {
    text-indent: 2em;
    line-height: 30px;
}

ul {
    text-indent: 2em;

}