.stm_video{display:block;position:relative;background-size:cover}.stm_video iframe{position:absolute;top:0;left:0;right:0;bottom:0;width:100%;height:100%;border:0;z-index:100}.has_poster{background-position:50% 0!important}.has_poster .stm_playb{position:absolute;left:50%;top:50%;margin:-55px 0 0 -55px;opacity:.85}.has_poster .stm_playb:hover{opacity:1}.stm_video.stm_video_style_1 .stm_playb{width:65px;height:65px;margin:-32px 0 0 -32px}.stm_video.stm_video_style_1 .stm_playb:after{content:'';display:block;position:absolute;top:50%;left:50%;width:65px;height:65px;margin:-32px 0 0 -32px;border:5px solid rgb(255 255 255 / .7)}.stm_video.stm_video_style_1 .stm_playb:before{content:'';display:block;position:absolute;top:50%;left:50%;margin:-11px 0 0 -5px;width:0;height:0;border-style:solid;border-width:11.5px 0 11.5px 15px;border-color:#fff0 #fff0 #fff0 rgb(255 255 255 / .7)}