@charset "utf-8";
.about_mid .fr li:nth-child(1){background:url(/Content/uploads/2021839520/2021091014113107459b81236a4a43ae253f2347e3957d.jpg) no-repeat;background-size:cover;background-position:top}
.fr_defindtop{background:url(/Content/uploads/2021839520/202109101414309a85767fe95e4031ac0d4423e6085d8d.jpg) no-repeat;background-size:cover;background-position:top}
.about_mid .fr li:nth-child(2){background:url(/Content/uploads/2021839520/2021091014132357782f037018412aba5a6891162f694c.jpg) no-repeat;background-size:cover;background-position:top}
.about_mid .fr li:nth-child(3){background:url(/Content/uploads/2021839520/202109101408081f7895eb86c7407bbeae6afb9669f912.jpg) no-repeat;background-size:cover;background-position:top}
.product_li{height:420px}
.pro_left{font-size:13px}
.button_box p{padding:3px 0}
.head-t .container{background:#f7f7f7}
.index .head-t .container{background:unset}