.m_2{width:1260px;overflow:hidden;margin:0 auto;padding-top:60px;height:400px;margin-bottom:20px;}.m_2 .m_2l{width:600px;float:left;}.m_2 .m_2r{width:600px;float:right;}.m_2 .list li{font-size:18px;padding-left:0px;line-height:2.2;}.m_2 .list li a{color:black;}.float_li{float:left;border-bottom:1px dashed;width:480px;overflow:hidden;height:80px;}.float_li_r{float:right;font-size:16px;}