app/javascript/styles/customize/drop/linernotes-dark/mods/layout_widercolumns.scss
/*
* Wider columns:
* - Make the multi-column layout use wider columns by default.
*
* author: trwnh
* license: Public Domain
*/
@media (min-width: 640px) {
.column, #mastodon-timeline {min-width: 60ch;}
}