.ly_develop_2{overflow: hidden}.ly_develop_2 .wide{position: relative;overflow: hidden}.ly_develop_2.info_position .wide::after{position: absolute;content: '';top: 0;left: 0;width: 100%;height: 100%}.ly_develop_2.info_position .container{position: absolute;width: 100%;margin: 0 auto;top:50%;left: 50%;transform: translate(-50%,-50%);z-index: 2}.ly_develop_2 .container .dev_title{text-align: center;line-height: 1.2}.ly_develop_2 .container .dev_title .box_content{margin-top: 30px;line-height: 1.2}.ly_develop_2 .container .develop_box{max-width: 75%;margin: 100px auto 0;font-size: 0;position: relative;}.ly_develop_2 .container .develop_box .dev_item{width: 100%;display: inline-block;vertical-align: top}.ly_develop_2 .container .develop_box .dev_item .box{display: flex;align-items: center;justify-content: space-between;margin:0 5px}.ly_develop_2 .container .develop_box .dev_item .box .pic_box{width: 480px}.ly_develop_2 .container .develop_box .dev_item .box .text_box{width: 45.83%}.ly_develop_2 .container .develop_box .dev_item .box .text_box .item_content{margin-top: 15px;line-height: 1.5}.ly_develop_2 .container .develop_box .srcoll_list>a{width: 50px;height: 50px;position: absolute;top: 50%;border-radius: 3px;background-color: #7f7f7f;transform: translateY(-50%);font-family: "iconfont" !important;font-size: 24px;font-style: normal;-webkit-font-smoothing: antialiased;-moz-osx-font-smoothing: grayscale;transition: .4s}.ly_develop_2 .container .develop_box .srcoll_list>a:before,
.ly_develop_2 .container .develop_box .srcoll_list>a:after{position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);color: inherit;font-size: 24px}.ly_develop_2 .container .develop_box .srcoll_list>a.srcoll_btn_prev{left: -16.6%}.ly_develop_2 .container .develop_box .srcoll_list>a.srcoll_btn_prev:before{content: "\e63c"}.ly_develop_2 .container .develop_box .srcoll_list>a.srcoll_btn_next{right: -16.6%}.ly_develop_2 .container .develop_box .srcoll_list>a.srcoll_btn_next:before{content: "\e641"}.ly_develop_2 .container .time_box{margin: 0 auto;margin-top: 110px;width:75%;box-sizing: border-box;font-size: 0;overflow: hidden}.ly_develop_2 .container .time_box .dev_item{display: inline-block;vertical-align: top;text-align: center;position: relative;}.ly_develop_2 .container .time_box .dev_item .item_subtitle{margin-top: 44px}.ly_develop_2 .container .time_box .dev_item .pointer{position: relative;width: 100%;height: 18px}.ly_develop_2 .container .time_box .dev_item .pointer:before{content:'';width: 15px;height: 15px;border-radius: 100%;background-color: #afafaf;position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%);z-index: 2}.ly_develop_2 .container .time_box .dev_item .pointer:after{content:'';width: 100%;height: 1px;background-color: #afafaf;position: absolute;top: 50%;left: 50%;transform: translate(-50%, -50%)}.ly_develop_2 .container .time_box .dev_item.current .pointer:before{background-color: #2c57d2}.ly_develop_2 .container .time_box .dev_item .item_subtitle span{display: inline-block;padding: 10px 46px;border-radius: 5px;font-family: inherit;line-height: 1;overflow: hidden;cursor: pointer}.ly_develop_2 .container .time_box .dev_item.current .item_subtitle span{background-color: #2c57d2;color: #fff}.ly_develop_2 .container .button{margin-top: 110px;text-align: center}.ly_develop_2 .container .button a{display: inline-block;text-decoration: none}@media screen and (max-width: 1680px){.ly_develop_2.info_position .container .develop_box{margin: 50px auto 0}.ly_develop_2.info_position .container .time_box{margin-top: 60px}.ly_develop_2.info_position .container .button{margin-top: 60px}}
@media screen and (max-width: 1480px){.ly_develop_2 .container .develop_box .dev_item .box .pic_box{width: 450px}.ly_develop_2 .container .develop_box .dev_item .box .text_box{margin-left: 0}}

@media screen and (max-width: 1220px){.ly_develop_2 .container .time_box .dev_item .item_subtitle span{padding: 10px 20px}.ly_develop_2 .container .develop_box .dev_item .box .pic_box{width: 360px}}
@media screen and (max-width: 1000px){.ly_develop_2.info_position .container{width: 92%;max-width: 100%}.ly_develop_2 .container{max-width: 89%;margin: 0 auto}.ly_develop_2 .container .dev_title .box_content{margin-top: 12px}.ly_develop_2 .container .develop_box{margin: 25px auto 0;max-width: 100%;width: 100%}.ly_develop_2 .container .develop_box .dev_item .box{flex-wrap: wrap}.ly_develop_2 .container .develop_box .dev_item .box .pic_box{margin: 0 auto;width: 450px;max-width: 75%}.ly_develop_2 .container .develop_box .dev_item .box .text_box{margin-top: 45px;width: 100%}.ly_develop_2 .container .time_box{margin-top: 36px;width: 100%}.ly_develop_2 .container .time_box .dev_item .item_subtitle{margin-top: 18px}.ly_develop_2 .container .time_box .dev_item .pointer:before{width: 12px;height: 12px}.ly_develop_2 .container .button{margin-top:25px}.ly_develop_2 .container .develop_box .srcoll_list>a{width: 35px;height: 35px}.ly_develop_2 .container .develop_box .srcoll_list>a:before, 
    .ly_develop_2 .container .develop_box .srcoll_list>a:after{font-size: 16px}.ly_develop_2 .container .develop_box .srcoll_list>a{top: 25%}.ly_develop_2 .container .develop_box .srcoll_list>a.srcoll_btn_prev{left: 0;z-index: 3;transform: translateY(0)}.ly_develop_2 .container .develop_box .srcoll_list>a.srcoll_btn_next{right: 0;z-index: 3;transform: translateY(0)}}