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YouTube Theater Mode Zoom In

YouTube Theatre Mode will take up the full height of the screen.

/* ==UserStyle==
@name           YouTube Theater Mode Zoom In
@namespace      https://greasyfork.org/en/users/1335250-%E7%84%A1%E7%BD%AA
@version        0.1
@license        MIT
@description    YouTube Theatre Mode will take up the full height of the screen.
@author         無罪
==/UserStyle== */

@-moz-document url-prefix("https://www.youtube.com/watch?v="), url-prefix("https://www.youtube.com/live/") {
    ytd-watch-flexy[full-bleed-player] #full-bleed-container.ytd-watch-flexy {
        height: 100vh !important;
        max-height: calc(100vh - 56px) !important;
    }
    ytd-watch-flexy[fullscreen] #full-bleed-container.ytd-watch-flexy {
        max-height: 100vh !important;
    }
    ytd-watch-grid[full-bleed-player] #player-full-bleed-container.ytd-watch-grid {
        height: 100vh !important;
        max-height: calc(100vh - 56px) !important;
    }
    ytd-watch-grid[fullscreen] #player-full-bleed-container.ytd-watch-grid {
        max-height: 100vh !important;
    }
}