diff --git a/templates/404.html b/templates/404.html
index 3ebbbe4..f70ac7f 100644
--- a/templates/404.html
+++ b/templates/404.html
@@ -73,7 +73,7 @@
 	<div class="auth-buttons">
 		{% if is_main_domain %}
 		<p>Start your web hosting journey today!</p>
-		<a href="{{ url_for('register', _external=True) }}">Sign Up</a>
+		<a href="{{ url_for('register', _external=True) }}" class="btn cta-button">Sign Up</a>
 		{% else %}
 		<p>The page you requested doesn't exist on this site.</p>
 		{% endif %}
@@ -82,8 +82,8 @@
 	{% else %}
 	<div class="auth-buttons">
 		<p>Start your web hosting journey today!</p>
-		<a href="{{ url_for('login', _external=True) }}">Login</a>
-		<a href="{{ url_for('register', _external=True) }}">Sign Up</a>
+		<a href="{{ url_for('login', _external=True) }}" class="btn cta-button">Login</a>
+		<a href="{{ url_for('register', _external=True) }}" class="btn cta-button">Sign Up</a>
 	</div>
 	{% endif %}