1.4.0

New features

• Align grid breakpoints with PicoCSS
• Tables: remove table-fullwidth
• Tables: enhance thead styling
• Add <var> styling, like <code>/<kbd>/<samp> with italic

Debugs

• Fix Firefox nav dropdown full-width bug (picocss/pico#701)
• Fix nested list extra margin (picocss/pico#672)