/*广告图*/
.ggt{ margin: 0 auto; width: 100%; }
.ggt>div img{width: auto; height: auto; max-width: 100%; max-height: 100%;}


/*内容导航*/
.content_nav{ width: 100%; height: 60px; text-align: center; margin-top:30px;margin: 30px auto 0;font-size: 16px;}
.nav_div{display:inline-block; border: 1px solid #FF6634; border-radius: 25px; height: 48px; line-height: 48px; width: 170px; cursor: pointer;}
.divSpace{margin-left: 30px;}
.nav_divClick{background-color:#FF6634; color:#fff; cursor: pointer;}
.contentCommon{text-align: center; width: 80%; min-height: 500px; margin-top: 20px;margin: 20px auto 0;font-size: 16px;}
.contentCommon>div>div{display: inline-block; width: 26%; margin-left: 10px; margin-bottom:20px;}
.contentCommon>div>div>div{width:auto; max-width: 375px; cursor: pointer;}
.contentCommon>div>div>div:nth-child(1) img{width: 375px;height: 235px; max-width: 100%; max-height: 100%;}
.contentCommon>div>div>div:nth-child(2) {height: 48px; line-height: 48px; margin-top: -4px;}
.contentCommon>div>div:hover div:nth-child(2){background-color:#0066CB; color:#fff;}