* refactor(css): only load base styles, add css task, cleanup exports * style(base): add edge label bg * refactor(css): use css-utils * feat(core): add Panel component * refactor(background): cleanup * refactor(css-handling): cleanup
* refactor(css): only load base styles, add css task, cleanup exports * style(base): add edge label bg * refactor(css): use css-utils * feat(core): add Panel component * refactor(background): cleanup * refactor(css-handling): cleanup