diff --git a/public/scripts/main.js b/public/scripts/main.js
index 8ccda0fb..f5c3e441 100644
--- a/public/scripts/main.js
+++ b/public/scripts/main.js
@@ -102,11 +102,11 @@ function nextStage(currentStage) {
 
 function enableContinueButton(currentStage) {
   document.getElementById(`stage_${currentStage}-btn`).disabled = false;
-  document.getElementById(`stage_${currentStage}-btn`).innerHTML = 'Continue';
 }
 
 function disableContinueButton(currentStage) {
   document.getElementById(`stage_${currentStage}-btn`).disabled = true;
+  document.getElementById(`stage_${currentStage}-btn`).innerHTML = "Locked";
 }
 
 function restart() {
diff --git a/public/styles/style.css b/public/styles/style.css
index 3b103fb6..4580ce5f 100644
--- a/public/styles/style.css
+++ b/public/styles/style.css
@@ -8,6 +8,10 @@ body {
   margin: 0;
 }
 
+button:disabled { 
+  filter: brightness(0.6) !important;
+}
+
 .stage {
   background-color: var(--bg-color);
   justify-content: center;