[Ultra wide video extension for youtube BADLY needed]

Hi guys! The script for twitch.tv does not work anymore. can you help me? 

[Ultra wide video extension for youtube BADLY needed]

Thanks! Here is my version. 

Domains: twitch.tv

@media screen and (device-aspect-ratio: 2560/1080) {
    .player[data-isfullscreen="true"] video {
        transform: scaleX(1.345) !important;
        -moz-transform: scaleX(1.345) !important;
        -ms-transform: scaleX(1.345) !important;
        -webkit-transform: scaleX(1.345) !important;
    }
}

Domains: youtube.com
@media screen and (device-aspect-ratio: 2560/1080) {
    .html5-video-player.ytp-fullscreen video {
        transform: scaleX(1.345) !important;
        -moz-transform: scaleX(1.345) !important;
        -ms-transform: scaleX(1.345) !important;
        -webkit-transform: scaleX(1.345) !important;
    }
}

I hope it will be useful.

[Ultra wide video extension for youtube BADLY needed]

Is it possible to do this for twitch.tv?