diff --git a/docs/style/style.css b/docs/style/style.css
index 42eb8af..4c4dae7 100644
--- a/docs/style/style.css
+++ b/docs/style/style.css
@@ -511,14 +511,17 @@ div.footnotes li[id^="fn"] /* A footnote item within that div */
     margin: 1em;     
 }
 
-.thread_rank_year:hover {
+.thread_rank_year .year_t {
+    border: 1px solid black;
+    margin: 1em;
+    padding: 0.25em;
+}
+
+.thread_rank_year .year_t:hover {
     background-color: #964be3;
 }
 
-.thread_rank_year .year_t {
-    bborder: 1px solid black;
-    margin: 1em;
-}
+
 
 .thread_rank_year .rank_t {
     display: none;