fix(core.scss): set background-color to $backgroundColor
fix(core.scss): set background-color to $backgroundColor

gabe-terrell/acme-freight-webui,leeloo-acme-freight/acme-freight-webui,gabe-terrell/acme-freight-webui,leeloo-acme-freight/acme-freight-webui,leeloo-acme-freight/acme-freight-webui,gabe-terrell/acme-freight-webui