.about-us .kche-t186 .kche-t186-item{position:relative;padding-left:20px;box-sizing: border-box;}
.about-us .kche-t186 .kche-t186-item:before{content:'>';width:10px;position:absolute;left:2px;display:inline-block;color:#555;line-height:1.7}
.about-us .main-c *{font-size:var(--fontsize20)}
.kche-t179-text *,.kche-t196 .kche-t196-pro *{font-size:var(--fontsize20)!important}