.toped{height:500px;background:url("../img/2/ed.jpg") center top;}

.part1{background:#f7f7f7;padding-top:100px;padding-bottom:100px;min-height:600px;}
h2{font-size:40px;font-weight:100;color:#333;margin-top:90px;}
 .co3{position:absolute;top:0px;left:0px;width:550px;box-shadow:0px 0px 18px rgba(0, 0, 0, 0.2);}
.co2{position:absolute;top:0px;left:0px;width:550px;}
.co5{position:absolute;top:0;left:0;width:550px;box-shadow:0px 0px 18px rgba(0, 0, 0, 0.2);}
.co6{position:absolute;top:35px;left:25px;width:550px;box-shadow:0px 0px 18px rgba(0, 0, 0, 0.2);}
.part2{background:#fff;padding-top:100px;padding-bottom:100px;min-height:600px;}
.part3{text-align:center;height:680px;background:url("../img/2/bot.jpg");}
.part3 h2{margin-top:230px;color:#fff;}
.part3 .txt{color:#fff;}
.part3 a{color:#fff;}
.part3 a:hover{margin-left:5px;}