One snippet does not work but others do

Custom CSS & Theme Design
4

body comes before any custom classes in the order of things, so this works as well, although not necessary in this case.

body .full-reading {
   --file-line-width: 1000px;
}

If you are interested in jumping in more, here are some handy links from Carl (the Discord bot):

You can change Obsidian’s color scheme, use a custom theme created by our community, or customize further by using CSS snippets. Some community resources:

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