diff --git a/themes/mytheme/layouts/_default/single.html b/themes/mytheme/layouts/_default/single.html
index b662426..9e1c0f7 100644
--- a/themes/mytheme/layouts/_default/single.html
+++ b/themes/mytheme/layouts/_default/single.html
@@ -39,7 +39,7 @@
     </ul>
     <nav class="pag-back">
       <a href="#back" onclick="window.history.back()">
-      <svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24" focusable="false" style="pointer-events: none; display: block; width: 100%; height: 100%;fill: var(--primary);" stroke="white" stroke-width="1"><polygon points="11.65,3.50 3.80,11.35 11.65,19.20 12.36,18.50 5.71,11.85 20.15,11.85 20.15,10.85 5.71,10.85 12.36,4.20"></polygon></svg>
+      <svg xmlns="http://www.w3.org/2000/svg" height="24" viewBox="0 0 24 24" width="24" focusable="false" style="pointer-events: none; display: block; width: 100%; height: 100%;fill: var(--primary);stroke: var(--primay);" stroke-width="1"><polygon points="11.65,3.50 3.80,11.35 11.65,19.20 12.36,18.50 5.71,11.85 20.15,11.85 20.15,10.85 5.71,10.85 12.36,4.20"></polygon></svg>
       </a>
     </nav>
     <br/>