Disabled Squiz CSS newline error in nested declarations, this is not in the Drupal CSS standards.

coder_sniffer/Drupal/Test/good/good.css

@@ -97,3 +97,15 @@
 .profile__picture {
   float: right; /* LTR */
 }
+
+@media screen and (max-width: 1152px) {
+  #wrapper {
+    max-width: 960px;
+  }
+  #top-area .column:last-child {
+    margin-right: 0;
+  }
+  #copyright {
+    padding: 0 10px;
+  }
+}

coder_sniffer/Drupal/ruleset.xml

@@ -204,6 +204,9 @@
   <severity>0</severity>
  </rule>
  <rule ref="Squiz.CSS.ClassDefinitionOpeningBraceSpace" />
+ <rule ref="Squiz.CSS.ClassDefinitionOpeningBraceSpace.AfterNesting">
+  <severity>0</severity>
+ </rule>
  <rule ref="Squiz.CSS.ColonSpacing" />
  <rule ref="Squiz.CSS.DisallowMultipleStyleDefinitions" />
  <rule ref="Squiz.CSS.EmptyClassDefinition" />