refine style

packages/theme-chalk/src/common/var.scss

@@ -966,23 +966,23 @@ $--lg: 1200px !default;
 $--xl: 1920px !default;
 
 $--breakpoints: (
-        'xs' : (max-width: $--sm - 1),
-        'sm' : (min-width: $--sm),
-        'md' : (min-width: $--md),
-        'lg' : (min-width: $--lg),
-        'xl' : (min-width: $--xl)
+  'xs' : (max-width: $--sm - 1),
+  'sm' : (min-width: $--sm),
+  'md' : (min-width: $--md),
+  'lg' : (min-width: $--lg),
+  'xl' : (min-width: $--xl)
 );
 
 $--breakpoints-spec: (
-        'xs-only' : (max-width: $--sm - 1),
-        'sm-and-up' : (min-width: $--sm),
-        'sm-only': "(min-width: #{$--sm}) and (max-width: #{$--md - 1})",
-        'sm-and-down': (max-width: $--md - 1),
-        'md-and-up' : (min-width: $--md),
-        'md-only': "(min-width: #{$--md}) and (max-width: #{$--lg - 1})",
-        'md-and-down': (max-width: $--lg - 1),
-        'lg-and-up' : (min-width: $--lg),
-        'lg-only': "(min-width: #{$--lg}) and (max-width: #{$--xl - 1})",
-        'lg-and-down': (max-width: $--xl - 1),
-        'xl-only' : (min-width: $--xl),
+  'xs-only' : (max-width: $--sm - 1),
+  'sm-and-up' : (min-width: $--sm),
+  'sm-only': "(min-width: #{$--sm}) and (max-width: #{$--md - 1})",
+  'sm-and-down': (max-width: $--md - 1),
+  'md-and-up' : (min-width: $--md),
+  'md-only': "(min-width: #{$--md}) and (max-width: #{$--lg - 1})",
+  'md-and-down': (max-width: $--lg - 1),
+  'lg-and-up' : (min-width: $--lg),
+  'lg-only': "(min-width: #{$--lg}) and (max-width: #{$--xl - 1})",
+  'lg-and-down': (max-width: $--xl - 1),
+  'xl-only' : (min-width: $--xl),
 );