.firstPart,.secondPart,.thirdPart{min-width:1280px}.firstPart{width:100%;height:500px;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;background:url(../images/arnavi/firstpart.jpg) no-repeat center;background-size:cover}.firstPart .content{width:1200px;margin:0 auto;height:500px}.firstPart .content .divide{padding-top:200px}.firstPart .content .title{font-size:40px;line-height:90px;color:#fff;text-align:left}.firstPart .content .line{color:#fff;line-height:30px}.firstPart .content .line p{font-size:15pt}.secondPart{clear:both;width:100%;height:550px;background:#2e3037;padding:40px 0 0 0;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.secondPart .content{width:1200px;background:#3c3c3c;height:506px;margin:0 auto}.secondPart .content .videodiv{float:left;margin:0 auto;width:75%;background:#3c3c3c;height:506px}.secondPart .content .titlediv{float:left;width:25%;color:#fff;padding-top:50px}.secondPart .content .titlediv .p-title1{width:85%;padding-left:10%;font-size:36px;line-height:70px;color:#fff;text-align:left;font-size:36px}.secondPart .content .titlediv .p-title2{width:85%;padding-left:10%;font-size:36px;line-height:50px;color:#fff;text-align:right;margin-bottom:30px;font-size:36px}.secondPart .content .titlediv .p-line{width:85%;padding-left:10%;font-size:20px;line-height:30px;color:#fff;text-align:left;letter-spacing:2px}.thirdPart{width:100%;height:470px;padding:25px 0;background:#f2f2f2;clear:both;-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}.thirdPart .content{width:1200px;margin:0 auto}.thirdPart .content .p-title{font-size:36px;line-height:90px;color:#444;text-align:center}.thirdPart .content .p-line{font-size:20px;line-height:30px;color:#444;text-align:center}.thirdPart .content .imgContent{width:100%;height:300px;background:url(../images/arnavi/pt.png) no-repeat center}.thirdPart .content .imgBox{width:100%;height:auto;margin-top:25px}.thirdPart .content .imgBox .imgWrap{float:left;width:24%;margin-right:1%}.thirdPart .content .imgBox .imgWrap>img{width:100%;display:block}.thirdPart .content .imgBox .imgWrap>img:hover{box-shadow:0 2px 20px 0 rgba(0,0,0,.4)}.thirdPart .content .imgBox .imgWrap .p-line{font-size:16px;line-height:50px;color:#444;text-align:center}.thirdPart .content .imgBox .imgWrap:last-child{margin-right:0}