.main_content{ width:100%;}


.banner_box{ width:100%; height:247px; background:url(../help/images/yfz_bj1.gif) repeat-x;}


.banner_cont{ background:url(../help/images/bj.jpg) no-repeat center -2px; width:800px; height:233px; margin:0px auto; padding:0px 100px; position:relative;}


.banner_cont .ul_left{ float:left; margin-top:40px;}


.banner_cont .ul_left li{ font-family:"Microsoft YaHei"; font-size:18px; line-height:40px;}


.banner_cont .ul_left li a{ color:#333;}


.banner_cont .ul_left li a:hover{ color:#ff6600;}


.banner_cont .ul_right{ float:right; margin-top:60px;}


.banner_cont .ul_right li{ font-family:"Microsoft YaHei"; font-size:20px; line-height:40px;}


.banner_cont .ul_right li a{ color:#333;}


.banner_cont .ul_right li a:hover{ color:#ff6600;}


.banner_cont .pos_a{ width:305px; height:70px; display:inline-block; position:absolute; left:348px; bottom:-68px; background:url(../help/images/yfz_bj2.gif) no-repeat; font-family:"Microsoft YaHei"; font-size:20px; line-height:60px; text-align:center; color:#fff;}


.cont_box1{ width:850px; height:auto; margin:50px auto 0px auto; background:url(../help/images/yfz_bj3.gif) no-repeat 30px top; padding-left:150px;}


.cont_box1 .yahei{ font-family:"Microsoft YaHei"; font-size:18px; line-height:80px;}


.col66{ color:#666;}


.cont_box2{ width:1000px; margin:50px auto;}


.line_4{ height:5px; background:#cdcdcd; width:1000px; margin:0px auto;}


.bf_an{ background:url(../help/images/yfz_bj4.gif) no-repeat; width:30px; height:30px; display:inline-block; vertical-align:middle;}