diff --git a/index.html b/index.html
index 3ef2e54..0a837f4 100644
--- a/index.html
+++ b/index.html
@@ -179,11 +179,11 @@ pre.prettyprint {
 }
 
 #return-to-top:hover {
-    background: rgba(0, 0, 0, 0.85);
+    background: rgba(0, 0, 0, 0.55);
 }
 
 #return-to-top:hover i {
-    color: #ffffff;
+    color: #f0f0f0;
 }
 </style>
 
diff --git a/web/template.html b/web/template.html
index d2f2521..f13e79c 100644
--- a/web/template.html
+++ b/web/template.html
@@ -179,11 +179,11 @@ pre.prettyprint {
 }
 
 #return-to-top:hover {
-    background: rgba(0, 0, 0, 0.85);
+    background: rgba(0, 0, 0, 0.55);
 }
 
 #return-to-top:hover i {
-    color: #ffffff;
+    color: #f0f0f0;
 }
 </style>