source/stylesheets/all.css
input#sidebar_theme_custom{width:100%!important}#special_formatting_text{font-size:.8em!important;opacity:1!important}#team_menu,#user_menu{text-decoration:none}#col_channels{height:100vh!important}#col_messages *,#team_menu,#user_menu{transition:color 200ms,background-color 200ms,border 200ms!important}