.index_title{width:100%;padding-top:50px;}
.index_title h3{font-size:50px;font-weight:normal;color:#000;text-align:center;}
.index_title p{font-size:18px;line-height:30px;color:#999;text-align:center;}
.white_baise h3{color:#fff;}
.white_baise p{color:#fff;}