.c1 {margin-top: 50px;}
.c2 {line-height:100px;padding-left:30px;}
.c3 {margin-top: 60px;}
.c4 {font-size: 24px; font-family: 微软雅黑; font-weight: normal; padding: 40px 0 10px 0;}
.c5 {text-align: center; border-bottom: dotted 1px #acacac; color: #818181;}
.c6 {padding-top: 30px; float: right;}