Change video grid size, and remove shorts by troy0h

/* ==UserStyle==
@name           www.youtube.com
@namespace      github.com/openstyles/stylus
@version        1.0.0
@description    Makes videos smaller on the home screen, and hides shorts and playables
@author         troy0h
==/UserStyle== */

@-moz-document domain("youtube.com") {
     .style-scope.ytd-rich-grid-renderer{
        --ytd-rich-grid-items-per-row: 6;  /* Number of videos in a row */
    }

    ytd-rich-item-renderer[is-in-first-column] {
        display: none; /* Hides extra padding between videos */
    }

    ytd-rich-section-renderer {
        display: none; /* Hides shorts and playables */
    }
}