fix(breakpoints): add _ into breakpoints

gregberge · gregberge · commit bcfda4b77531 · 2021-06-18T10:30:18.000+02:00
Fix #277
diff --git a/packages/system/src/defaultTheme.ts b/packages/system/src/defaultTheme.ts
@@ -345,6 +345,7 @@ export const defaultTheme = {
   colors: generateHexAlphaVariants(colors),
   space,
   screens: {
+    _: 0,
     xs: 0,
     sm: 640,
     md: 768,
