Editorial: improve named character references table CSS

Fixes whatwg#10618.

Author: qu1chu5

source

@@ -144076,6 +144076,7 @@ INSERT INTERFACES HERE
   Aharon (Vladimir) Lanin,
   Ajai Tirumali,
   Ajay Poshak, <!-- ajayposhak on GitHub -->
+  Akash Balenalli
   Akatsuki Kitamura,
   Alan Plum,
   Alastair Campbell,

styles.css

@@ -99,7 +99,7 @@ td.eg { border-width: thin; text-align: center; }
 }
 #named-character-references-table > table > tbody > tr > td:first-child + td,
 #named-character-references-table > table > tbody > tr > td:last-child { text-align: center; }
-#named-character-references-table > table > tbody > tr > td:last-child:hover > span { position: absolute; top: auto; left: auto; margin-left: 0.5em; line-height: 1.2; font-size: 5em; border: outset; padding: 0.25em 0.5em; background: var(--bg, Canvas); width: 1.25em; height: auto; text-align: center; }
+#named-character-references-table > table > tbody > tr > td:last-child:hover > span { position: absolute; top: auto; left: auto; margin-left: 0.2em; line-height: 1.2; font-size: 5em; border: outset; padding: 0.25em 0.5em; background: var(--bg, Canvas); width: 1.25em; height: auto; text-align: center; }
 #named-character-references-table > table > tbody > tr#entity-CounterClockwiseContourIntegral > td:first-child { font-size: 0.5em; }
 #named-character-references-table span.glyph.control { color: var(--control-glyph-text); }