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#E70012;border-radius:4px;margin-top:18px}.company_profile_container .read_more:hover{color:#FFF;background:#E70012}.company_profile_container .read_puck_up{display:none;color:#E70012;background:#FFF;border:2px solid #E70012;border-radius:4px;margin-top:6px}.company_profile_container .read_puck_up:hover{color:#FFF;background:#E70012}.company_profile_container .play_video_box{float:right;clear:both;position:relative;width:420px;height:527px;background:#fff;border-radius:50px 20px 0 0;margin-left:70px;margin-bottom:48px;box-sizing:border-box}.company_profile_container .play_video_box .img_box{width:420px;height:527px}.company_profile_container .play_video_btn{position:absolute;left:28px;bottom:-48px;width:370px;height:116px;line-height:116px;font-size:28px;font-weight:400;color:#000;background:#F7F7F7;box-shadow:0 5px 10px 0 rgba(114,114,114,.4);border-radius:50px 10px 10px;padding-left:162px;box-sizing:border-box;cursor:pointer}.cooperation_case_container h3,.service_companies_box h3{font-size:34px;font-weight:700;color:#222;text-align:center}.company_profile_container .icon_play{position:absolute;left:70px;top:23px;display:inline-block;width:70px;height:70px;background-image:url(../../../img/special/about/icon_play.png)}.service_companies_container{width:100%;height:670px;background:#FFF}.service_companies_box{width:1200px;margin:0 auto}.service_companies_box h3{padding-top:85px;padding-bottom:78px}.service_companies_box .img_box{width:1200px;height:314px}.dev_history_container{width:100%;height:910px;background:url(../../../img/special/about/dev_history_bg.png) center center no-repeat;background-size:cover}.cooperation_case_container{width:100%;background:#F7F7F7}.cooperation_case_container .cooperation_case_box{width:1200px;margin:0 auto}.cooperation_case_container h3{padding-top:95px;padding-bottom:40px}.cooperation_case_container .cooperation_case_list{width:1335px}.cooperation_case_container li{width:227px;height:98px;line-height:98px;text-align:center;margin-right:20px}.box_tips{font-size:20px;font-weight:400;color:#888;padding:26px 0 105px 8px}.modal_play_video_box{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:973px;height:547px;background:#FFF;border-radius:10px}.modal_play_video_box .modal_close{position:absolute;top:29px;right:31px;display:block;width:34px;height:34px;background-image:url(../../../img/special/about/modal_close.png);z-index:9999;cursor:pointer}.modal_play_video_box .video{width:973px;height:547px}.dev_history_container .box_tit h3{text-align:center;font-size:34px;font-weight:700;color:#FFF;line-height:26px;text-shadow:0 5px 0 #2D1016;padding-top:109px;padding-bottom:87px}.dev_history_container .history_container{position:relative;width:100%;height:512px;overflow:hidden;cursor:pointer}.dev_history_container .history_box{position:absolute;left:0;top:0;width:9999px;height:512px}.history_content_box{position:relative;padding-left:355px;z-index:100}.history_content_box .history_item{position:relative;width:339px;height:271px;background-image:url(../../../img/special/about/history_top_box.png);margin-right:-164px;padding:40px 45px 0 26px;box-sizing:border-box}.history_content_box .history_item.odd{width:339px;height:280px;background-image:url(../../../img/special/about/history_bot_box.png);margin-right:-164px;margin-top:232px;padding:100px 30px 0 25px;box-sizing:border-box}.history_content_box .history_item .item_tit{font-size:24px;font-weight:500;color:#E70012}.history_content_box .history_item .item_txt{font-size:15px;font-weight:400;color:#222;line-height:28px}.history_container .history_item .txt{display:inline-block;width:240px}.history_container .history_item .red_block{display:inline-block;width:10px;height:10px;background:#E70012;margin-right:9px;vertical-align:top;position:relative;top:8px}.history_container .history_item_biger .txt{width:430px}.dev_history_container .dashed_line{position:absolute;left:378px;top:246px;width:9999px;height:2px;background:url(../../../img/special/about/dashed_line.png) repeat-x;z-index:10}.dev_history_container .box_navigation{padding-top:55px;text-align:center}.dev_history_container .nav_prev{display:inline-block;width:51px;height:51px;background-image:url(../../../img/special/about/icon_arrow_left.png);margin-right:29px;cursor:pointer}.dev_history_container .nav_prev:hover{background-image:url(../../../img/special/about/icon_arrow_left_active.png)}.dev_history_container .nav_next{display:inline-block;width:51px;height:51px;background-image:url(../../../img/special/about/icon_arrow_right.png);cursor:pointer}.dev_history_container .nav_next:hover{background-image:url(../../../img/special/about/icon_arrow_right_active.png)}