/*banner*/
.banner_pre_next{position:relative;z-index:101;top:297px;display:none;}
.banner_pre_next .banner_btn_left{position:absolute;left:12%;color:#fff;font:70px/normal simsun;background:url(../images/arrow_bg.png) no-repeat; width:36px; height:66px; padding:3px 2px; line-height:69px;}
.banner_pre_next .banner_btn_right{position:absolute;right:12%;color:#fff;font:70px/normal simsun;background:url(../images/arrow_bg.png) no-repeat; width:36px; height:66px; padding:3px 2px; line-height:69px;}
.banner_pre_next .banner_btn_right:hover,.banner_pre_next .banner_btn_left:hover{color:#C00;background:url(../images/arrow_bg_over.png) no-repeat; text-decoration:none;}
.banner_show{ width:100%; text-align:center; height:667px; overflow:hidden; position:relative;  }
.bannger_inbox{ position:absolute; left:50%; top:0;}