diff --git a/templates/report.css b/templates/report.css
index e4d2d37..3c36382 100644
--- a/templates/report.css
+++ b/templates/report.css
@@ -258,14 +258,8 @@ table.data td {
   opacity: 0;
   visibility: hidden;
   z-index: 1000;
-}
-#top-button::after {
-  content: "⬆";
-  font-weight: normal;
-  font-style: normal;
-  font-size: 2em;
-  line-height: 50px;
-  color: #fff;
+  color: white;
+  font-size: 30px;
 }
 #top-button:hover {
   cursor: pointer;
diff --git a/templates/report.tera b/templates/report.tera
index c336fb8..6e6dc1c 100644
--- a/templates/report.tera
+++ b/templates/report.tera
@@ -30,7 +30,7 @@
     <a href="https://github.com/Equim-chan/mjai-reviewer" target="_blank" rel="noreferrer noopener">mjai-reviewer</a>
   </p>
 
-  <button id="top-button" onclick="goToTop()" title="Go to top"></button>
+  <button id="top-button" onclick="goToTop()" title="Go to top">▲</button>
 
   <fieldset id="panel">
     <legend>Panel</legend>