@-webkit-keyframes bottom1{0%,100%{bottom:40px}50%{bottom:15px}}@-moz-keyframes bottom1{0%,100%{bottom:40px}50%{bottom:15px}}@-o-keyframes bottom1{0%,100%{bottom:40px}50%{bottom:15px}}@keyframes bottom1{0%,100%{bottom:40px}50%{bottom:15px}}.page_banner{background:url("../images/banner/about_banner.jpg") no-repeat center center}.about_box{width:100%;padding:1px 0;background:#fafafa url("../images/index/origin_bg.png") no-repeat top center}.about_info{padding-left:30px;width:600px}.about_info h1{margin:70px 0 20px;padding-left:20px;font-size:30px;font-weight:bold;color:#1f6c55;line-height:60px;position:relative;z-index:2}.about_info p{font-size:16px;color:#888888;line-height:2;text-indent:2em;margin-bottom:20px}.about_list li:not(:last-child){border-right:1px dashed #737373;margin-right:50px;padding-right:50px}.about_list li h4{color:#1f6c55;margin-bottom:10px}.about_list li h4 span{font-size:40px;margin-right:5px}.about_list li h3{color:#888888}.culture_box{width:100%;height:460px;background:url("../images/about/culture_bg.png") no-repeat center center}.culture_list li{width:25%;text-align:center;-webkit-transition:transform .5s linear;-moz-transition:transform .5s linear;-o-transition:transform .5s linear;-ms-transition:transform .5s linear;transition:transform .5s linear}.culture_list li:hover{transform:translateY(-15px);-webkit-transform:translateY(-15px);-moz-transform:translateY(-15px);-ms-transform:translateY(-15px);-o-transform:translateY(-15px)}.culture_list li::before{display:block;content:"";margin:0 auto;width:81px;height:81px}.culture_list h3{margin:10px 0 15px}.culture_list h6{color:#666666}.culture_item_1::before{background:url("../images/about/culture_icon_1.png") no-repeat;background-size:100% 100%;-moz-background-size:100% 100%;-o-background-size:100% 100%;-ms-background-size:100% 100%;-webkit-background-size:100% 100%}.culture_item_2::before{background:url("../images/about/culture_icon_2.png") no-repeat;background-size:100% 100%;-moz-background-size:100% 100%;-o-background-size:100% 100%;-ms-background-size:100% 100%;-webkit-background-size:100% 100%}.culture_item_3::before{background:url("../images/about/culture_icon_3.png") no-repeat;background-size:100% 100%;-moz-background-size:100% 100%;-o-background-size:100% 100%;-ms-background-size:100% 100%;-webkit-background-size:100% 100%}.culture_item_4::before{background:url("../images/about/culture_icon_4.png") no-repeat;background-size:100% 100%;-moz-background-size:100% 100%;-o-background-size:100% 100%;-ms-background-size:100% 100%;-webkit-background-size:100% 100%}.technology_box{width:100%;height:1050px;background:url("../images/about/technology_bg.png") no-repeat center center}.workshop_box{background:#f8f8f8;padding-bottom:50px}.workshop_box .img_box:hover .workshop_info{opacity:1}.workshop_big_cont{margin-bottom:15px}.workshop_big_cont_left{width:715px;margin-right:15px}.workshop_big_cont_left .img_box{width:715px;height:420px}.workshop_big_cont_left .img_box:not(:last-child){margin-bottom:15px}.workshop_big_cont_right{width:470px}.workshop_big_cont_right .img_box{width:470px;height:275px}.workshop_big_cont_right .img_box:not(:last-child){margin-bottom:15px}.workshop_small_cont .img_box:nth-child(1){width:335px;height:495px;margin-right:15px}.workshop_small_cont .img_box:nth-child(2){width:850px;height:495px}.workshop_info{opacity:0;position:absolute;left:0;top:0;bottom:0;right:0;background:rgba(64,123,102,0.9);-webkit-transition:opacity .5s linear;-moz-transition:opacity .5s linear;-o-transition:opacity .5s linear;-ms-transition:opacity .5s linear;transition:opacity .5s linear}.workshop_info div{max-width:100%;text-align:center}.workshop_info h2{font-weight:bold;color:#fff}.workshop_info h6{margin-top:5px;color:#fff}.certificate_box{padding-bottom:80px}.certificate_box ul li{width:260px;margin:0 20px 15px}.certificate_box ul li:hover img{transform:scale(1.2);-webkit-transform:scale(1.2);-o-transform:scale(1.2);-ms-transform:scale(1.2);-moz-transform:scale(1.2)}.certificate_box ul li .imgs_box{width:260px;height:181px}.certificate_box ul li .imgs_box img{max-width:260px;max-height:181px}