diff -u b/core/themes/bartik/config/bartik.breakpoints.yml b/core/themes/bartik/config/bartik.breakpoints.yml
--- b/core/themes/bartik/config/bartik.breakpoints.yml
+++ b/core/themes/bartik/config/bartik.breakpoints.yml
@@ -3 +3 @@
-wide: 'all and (min-width: 851px)'
\ No newline at end of file
+wide: 'all and (min-width: 851px)'
diff -u b/core/themes/seven/config/seven.breakpoints.yml b/core/themes/seven/config/seven.breakpoints.yml
--- b/core/themes/seven/config/seven.breakpoints.yml
+++ b/core/themes/seven/config/seven.breakpoints.yml
@@ -2 +2 @@
-wide: 'screen and (min-width: 40em)'
\ No newline at end of file
+wide: 'screen and (min-width: 40em)'
diff -u b/core/themes/stark/config/stark.breakpoints.yml b/core/themes/stark/config/stark.breakpoints.yml
--- b/core/themes/stark/config/stark.breakpoints.yml
+++ b/core/themes/stark/config/stark.breakpoints.yml
@@ -3 +3 @@
-wide: 'all and (min-width: 960px)'
\ No newline at end of file
+wide: 'all and (min-width: 960px)'