@media screen and (max-width: 1000px) {
        .ly_video_18 .video_wrapper_1440 .srcoll_list .srcoll_btn { background: red !important; filter: none !important; width: 46px; height: 46px; border-radius: 50%; border: 2px solid #fff;}
        .ly_video_18 .video_wrapper_1440 .srcoll_list .srcoll_btn.srcoll_btn_next::after {content: ''; width: 16px; height: 16px; position: absolute; top: 50%; left: 46%; transform: translate(-50%, -50%); border-top: 3px solid #fff;
        border-right: 3px solid #fff; transform:translate(-50%, -50%) rotate(45deg);}
        .ly_video_18 .video_wrapper_1440 .srcoll_list .srcoll_btn.srcoll_btn_prev::after {content: ''; width: 16px; height: 16px;  border-top: 3px solid #fff; position: absolute;top: 50%; left: 45%; border-right: 3px solid #fff;transform:translate(-50%, -50%) rotate(360deg);}
        .ly_video_18 .video_wrapper_1440 .srcoll_list .srcoll_btn.srcoll_btn_next { right: 4%;  transform: translateY(-50%);}
        .ly_video_18 .video_wrapper_1440 .srcoll_list .srcoll_btn.srcoll_btn_prev { left: 4%;  transform: translateY(-50%) rotate(-135deg);}
    }