plus and minus blue glowing neon ui, ux, icon. matematical . ad balance concept pluses or minuses, luminescent

accept add addition app approved art background badge balance battery black blocking blue bright bulb business button cancel checkbox close cons control cross dark delete design element enlarge fluorescent glow glowing good graphic help icon illumination illustration interface isolated lamp light line luminescent mark mathematical media minus minuses mobile modern negative neon night plus pluses positive pros radiant reduce remove right rounded set shape sign signage subtraction symbol test user vector web wrong yes zoom