refonte des breakpoints

sass/_config/_breakpoints.scss

@@ -0,0 +1,7 @@
+// Warning : you should use your own values, regardless of the devices
+// GOOD : (max-width: $BP) and (min-width: ($BP + 1))
+$tiny: 544px; // or 'em' if you prefer, of course
+$small: 768px;
+$medium: 1024px;
+$large: 1200px;
+$extra-large: 1440px;