change link color
diff --git a/docs/index.html b/docs/index.html
index 28646b0..bcc3ead 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -49,10 +49,10 @@
         <strong>Complete Package Vignettes</strong>
         <ul>
           <li>
-            <a href="awesome_table_in_html.html">for HTML</a>
+            <a href="awesome_table_in_html.html" style="color: #d14;">for HTML</a>
           </li>
           <li>
-            <a href="awesome_table_in_pdf.pdf">for LaTeX</a>
+            <a href="awesome_table_in_pdf.pdf" style="color: #d14;">for LaTeX</a>
           </li>
         </ul>
       </div>