Test 3 level nesting

Nesting 3 or more level should be kept as it is.

Author: hail2u

test/expected/more-nested-queries.css

@@ -0,0 +1,28 @@
+.foo {
+  z-index: 1;
+}
+
+.bar {
+  z-index: 2;
+}
+
+@media (min-width: 1px) {
+  .foo {
+    z-index: 3;
+  }
+
+  @supports (display: auto) {
+    .foo {
+      z-index: 4;
+    }
+
+    @media (min-width: 2px) {
+      .foo {
+        z-index: 5;
+      }
+    }
+  }
+  .bar {
+    z-index: 6;
+  }
+}

test/fixtures/more-nested-queries.css

@@ -0,0 +1,31 @@
+.foo {
+  z-index: 1;
+}
+
+@media (min-width: 1px) {
+  .foo {
+    z-index: 3;
+  }
+
+  @supports (display: auto) {
+    .foo {
+      z-index: 4;
+    }
+
+    @media (min-width: 2px) {
+      .foo {
+        z-index: 5;
+      }
+    }
+  }
+}
+
+.bar {
+  z-index: 2;
+}
+
+@media (min-width: 1px) {
+  .bar {
+    z-index: 6;
+  }
+}