.banner{width: 100%;margin: 0 auto;overflow:hidden}
.mianppgs{width: 80%; margin: 0 auto;} 
.mianppgs h2{ background: url(../images/ttbjj.png) center no-repeat;height: 2rem; width: 30%; margin: 3% auto 3%; background-size: 100%; text-align: center; font-size: 1.4rem; }
.mianppgs .tittop{ width: 100%; font-size: 1.2rem; line-height: 2.2rem; margin:2% auto 0;}
.tuwen{ width: 100%; margin: 4% auto 0; overflow: hidden; }
.tuwen .fl{margin-right: 2%;}
.tuwen .fr{line-height: 2.6rem;font-size: 1.2rem;}
.ronyu{ width: 80%; margin: 2% auto 6%; overflow: hidden; padding-top: 4%;}