.num{display:flex;justify-content:space-between;margin-bottom:40px;font-size:14px;font-family:PingFangSC-Regular,PingFang SC;font-weight:400;color:#333}.num span{margin-right:30px;cursor:pointer}.num span:hover{color:#ff1918}.stepicon{width:70px}.el-step.is-horizontal .el-step__line{border-top:2px dashed #ff1918;border-radius:50%;height:0;background-color:transparent}.trace{background:#f7f7f7;border-radius:4px;margin-right:20px}.trace_title{padding-left:20px;box-sizing:border-box;height:50px;font-size:14px}.articleTitle{height:80px;font-size:20px;font-family:PingFangSC-Medium,PingFang SC;font-weight:500;color:#141414;line-height:80px;text-align:center}.xs{text-align:center}.bt,.xs{font-size:14px;font-family:PingFangSC-Regular,PingFang SC;font-weight:400;color:#999}.xs .author{margin-right:10px}.file{width:50%;height:40px;background:#f7f7f7;border-radius:4px;border:1px solid #ccc;padding:10px;box-sizing:border-box;cursor:pointer}.articletext,.file span{font-size:14px}.articletext{font-family:PingFangSC-Regular,PingFang SC;font-weight:400;color:#333;line-height:22px;margin:10px}.ygdtitle{height:60px;line-height:60px;border-bottom:1px solid #e6e6e6;margin-bottom:20px}.kf:hover{color:#ff1918}.contact{padding:20px;box-sizing:border-box;display:flex;height:80px;justify-content:space-between;align-items:center}