fix test to meet expectation

__tests__/fixtures/tailwind-input-with-explicit-screen-utilities.css

@@ -1,12 +1,11 @@
-@tailwind preflight;
-
-@tailwind utilities;
-
 @responsive {
     .example {
-        @apply .font-bold;
-        color: config('colors.red');
+        color: red;
     }
 }
 
 @tailwind screen-utilities;
+
+.john {
+    content: "wick";
+}

__tests__/fixtures/tailwind-output-with-explicit-screen-utilities.css

@@ -0,0 +1,21 @@
+@media (min-width: 768px) {
+    .example {
+        color: red;
+    }
+}
+
+@media (min-width: 992px) {
+    .example {
+        color: red;
+    }
+}
+
+@media (min-width: 1200px) {
+    .example {
+        color: red;
+    }
+}
+
+.john {
+    content: "wick";
+}