Proposed CSS changes for diacritical marks
diff --git a/src/css/math.less b/src/css/math.less
index a627fca..b8f6dff 100644
--- a/src/css/math.less
+++ b/src/css/math.less
@@ -274,13 +274,12 @@
   .mq-diacritic-above {
     display: block;
     text-align: center;
-    line-height: .25em;
-    margin-bottom: -.1em;
-    font-size: 0.75em;
+    line-height: .4em;
   }
 
   .mq-diacritic-stem {
     display: block;
+    text-align: center;
   }
 
   .mq-large-operator {