diff --git a/modules/ext.math.css b/modules/ext.math.css
index 14f30ec..36e3452 100644
--- a/modules/ext.math.css
+++ b/modules/ext.math.css
@@ -57,3 +57,8 @@ generated by Mathoid. See https://gerrit.wikimedia.org/r/#/c/166213/ */
 	.mwe-math-mathml-inline + .mwe-math-fallback-image-inline,
 	.mwe-math-mathml-display + .mwe-math-fallback-image-display { display: none !important; }
 }
+
+/* PNG related styles from core */
+img.tex {
+	vertical-align: middle;
+}