.section-box .section:nth-child(even) { background-color: #f6f8fb; }
.section-box .section:nth-child(odd) { background-color: #fff; }

@-webkit-keyframes scrollTop { 0% { -webkit-transform: translate3d(0, 80px, 0); transform: translate3d(0, 80px, 0); opacity: 0; }
  to { -webkit-transform: translateZ(0); transform: translateZ(0); opacity: 1; } }
@keyframes scrollTop { 0% { -webkit-transform: translate3d(0, 80px, 0); transform: translate3d(0, 80px, 0); opacity: 0; }
  to { -webkit-transform: translateZ(0); transform: translateZ(0); opacity: 1; } }
.why-box { padding-top: 105px; text-align: left; }
.why-box .why-box-img { text-align: center; width: 100%; position: relative; height: 190px; }
.why-box .why-box-img .why-bg { max-width: 100%; }
.why-box.full { width: 100%; clear: both; text-align: center; padding-top: 78px; }
.why-box.full .why-box-img { height: 393px; background-image: url("../Image/bdtg/wby-bg.png"); background-repeat: no-repeat; background-position: bottom; background-size: 100%; overflow: hidden; }
.why-box.full .why-box-img .why-icon { position: absolute; z-index: 2; text-align: center; }
.why-box.full .why-box-img .why-icon img { width: 100%; height: auto; position: absolute; top: 0; left: 0; }
.why-box.full .why-box-img .why-icon span { display: inline-block; font-size: 16px; color: #8b8b8b; text-align: center; line-height: 18px; position: relative; }
.why-box.full .why-box-img .why-icon.tieba { left: 210px; top: 160px; width: 119px; padding-top: 109px; }
.why-box.full .why-box-img .why-icon.liulanqi { left: 287px; top: 26px; width: 119px; padding-top: 109px; }
.why-box.full .why-box-img .why-icon.map { left: 386px; top: 128px; width: 154px; padding-top: 144px; }
.why-box.full .why-box-img .why-icon.shoubai { left: 526px; top: 58px; width: 154px; padding-top: 144px; }
.why-box.full .why-box-img .why-icon.iqiyi { left: 680px; top: 30px; width: 119px; padding-top: 109px; }
.why-box.full .why-box-img .why-icon.baike { left: 774px; top: 117px; width: 154px; padding-top: 144px; }
.why-box.full .why-box-img .why-icon.zhidao { left: 904px; top: 51px; width: 119px; padding-top: 109px; }
.why-box.full .why-box-img .why-icon.yunpan { left: 982px; top: 170px; width: 119px; padding-top: 109px; }

.sec-foot { margin-top: 40px; }

.sec-bdtg-adv .adv-img { margin: 30px; }
.sec-bdtg-adv .adv-box .item { padding-left: 60px; }
.sec-bdtg-adv .adv-box .item:nth-child(-n+2) { padding-right: 60px; }
.sec-bdtg-adv .adv-box .item .item-img { height: 220px; }
.sec-bdtg-adv .adv-box .item .item-img.img-1 { background: url("../Image/bdtg/ad3-1.gif") left center no-repeat; }
.sec-bdtg-adv .adv-box .item .item-img.img-2 { background: url("../Image/bdtg/ad3-2.gif") left center no-repeat; }
.sec-bdtg-adv .adv-box .item .item-img.img-3 { background: url("../Image/bdtg/ad3-3.gif") left center no-repeat; }
.sec-bdtg-adv .adv-box .item .item-name { font-size: 24px; color: #393939; line-height: 32px; margin-bottom: 16px; }
.sec-bdtg-adv .adv-box .item .item-desc { min-height: inherit; margin-bottom: 40px; font-size: 16px; color: #87878A; line-height: 2; }

.search-tab { overflow: hidden; margin: 0 auto; }
.search-tab .tab-head { max-width: 1000px; margin: 0 auto; }
.search-tab .tab-head li { display: block; width: 20%; text-align: center; height: 50px; float: left; font-size: 18px; color: #333; line-height: 50px; border: 1px solid #DEDEDE; border-left: none; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; cursor: pointer; -webkit-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none; }
.search-tab .tab-head li:first-child { border-left: 1px solid #dedede; }
.search-tab .tab-head li.active { background-image: -moz-linear-gradient(-170deg, #1e3c72 0%, #2a5298 100%); background-image: -webkit-linear-gradient(-170deg, #1e3c72 0%, #2a5298 100%); background-image: -ms-linear-gradient(-170deg, #1e3c72 0%, #2a5298 100%); color: #fff; border: 1px solid #2a5298; }
.search-tab .tab-section { padding-top: 40px; }
.search-tab .tab-con .tab-item { display: none; }
.search-tab .tab-con .tab-item.active { display: block; }

.gradient { background-color: #fff; background: -webkit-linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); background: -o-linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); background: -moz-linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); background: linear-gradient(180deg, #FFFFFF 50%, #F7F8FA 100%); }

.gradient2 { background-color: #F7F8FA; background: -webkit-linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); background: -o-linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); background: -moz-linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); background: linear-gradient(180deg, #ffffff 10%, #f7f8fb 20%); }

.show-position-txt { width: 560px; padding-top: 80px; }
.show-position-txt h3 { font-size: 40px; line-height: 50px; color: #333; margin-bottom: 20px; }
.show-position-txt h4 { font-size: 16px; color: #87878A; line-height: 24px; margin-bottom: 5px; }
.show-position-txt p { font-size: 18px; color: #333; line-height: 28px; margin-bottom: 40px; }
.show-position-txt a.btn { margin-left: 0; }

.show-position-pic { width: calc(100% - 600px); }

.video-embed { background-repeat: no-repeat; background-size: auto 100%; background-position: center center; }
.video-embed video { max-width: 100%; display: block; }

.pt0 { padding-top: 0 !important; }

.pb0 { padding-bottom: 0 !important; }

.box { padding: 77px 0; background-color: #fff; }
.box h2.title2 { text-align: center; font-size: 24px; line-height: 36px; width: 72%; margin: 0px auto 60px; }
.box h2.title { font-size: 44px; color: #333333; line-height: 64px; margin-bottom: 20px; position: relative; }
.box .head-name { font-size: 44px; color: #333333; line-height: 64px; margin-bottom: 20px; position: relative; }
.box .head-desc { font-size: 18px; color: #393939; line-height: 27px; width: 50%; }
.box .box-content { padding-top: 40px; }
.box.gray { background-color: #f9f9f9; }

.xst { width: calc((100% - 80px)/3); float: left; margin-right: 40px; }
.xst:last-child { margin-right: 0; }
.xst h3 { font-size: 24px; color: #333; line-height: 36px; margin: 20px 0; }
.xst h3 span { float: left; margin-right: 10px; }
.xst p { background: #FFFFFF; box-shadow: 0 5px 20px 0 rgba(39, 43, 157, 0.17); border-radius: 6px; padding: 16px; }
.xst p img { width: 100%; }