.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%;transform:translate(-50%,-50%);opacity:.85}.has_poster .stm_playb:hover{opacity:1}.stm_video.stm_video_style_2{position:relative;background-position:50% 50%;background-size:cover}.stm_video.stm_video_style_2:after{content:'';display:block;position:absolute;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,.3);transition:all .3s ease;z-index:1}.stm_video.stm_video_style_2 .stm_playb{opacity:.7;z-index:2}.stm_video.stm_video_style_2 .stm_playb:hover{opacity:1}.stm_video.stm_video_style_2 .stm_playb:after{content:'';display:block;width:145px;height:145px;border:18px solid #fff;border-radius:50%}.stm_video.stm_video_style_2 .stm_playb:before{content:'';display:block;position:absolute;top:50%;left:50%;margin:-25px 0 0 -14px;width:0;height:0;border-style:solid;border-width:27px 0 27px 40px;border-color:transparent #fff;z-index:20}.stm_video.stm_video_style_2.has_poster:hover:after{background-color:rgba(0,0,0,.6)}@media (max-width:550px){.stm_video.stm_video_style_2.has_poster{height:270px !important}}.stm_video.stm_video_style_2.stm_video_small .stm_playb:after{width:110px;height:110px}.stm_video.stm_video_style_2.stm_video_small .stm_playb:before{margin:-20px 0 0 -10px;border-width:20px 0 20px 30px}.stm_video.stm_video_style_2.stm_video_xsmall .stm_playb:after{width:73px;height:73px;border-width:11px}.stm_video.stm_video_style_2.stm_video_xsmall .stm_playb:before{margin:-14px 0 0 -7px;border-width:15px 0 15px 23px}