.secondIndex-header {width: 1200px;margin: 0 auto;}
.secondIndex-header .secondIndex-logo a,.secondIndex-header .secondIndex-logo img {display: block;width: 100%;height: auto;}
.secondIndex-nav {line-height: 78px;float: left;margin-left: 50px;}
.secondIndex-logo {padding-top: 10px;}