.main_cont2{ width:100%; margin:0 auto; overflow:hidden; padding-top:28px; padding-bottom:28px;}
.about_list{ float:left; width:100%; overflow:hidden; display:inline;}
.about_list li{ float:left; width:33.33%; overflow: hidden; text-align:center; height:247px;}
.about_list li span{ float:left; width:100%; overflow:hidden; text-align:center; font-size:14px; color:#929393; font-weight:bold; margin-top:12px;}
.about_list li p{float:left; width:100%; overflow:hidden; text-align:center; font-size:14px; color:#929393; line-height:24px; margin-top:7px;}
.about_list li img{-webkit-transition: .4s all; -moz-transition: .4s all; -ms-transition: .4s all; transition: .4s all; width:100px; height:100px;}
.about_list li:hover img{-webkit-transform: rotate(360deg); -moz-transform: rotate(360deg); -ms-transform: rotate(360deg); transform: rotate(360deg);}
.about_list li:hover span{ color:#236d79;}