diff --git a/source/painting/color.js b/source/painting/color.js
index 80a89e1..230c9c5 100644
--- a/source/painting/color.js
+++ b/source/painting/color.js
@@ -29,7 +29,7 @@ function colorFromAmplitude(amplitude, exponent = 1.0)
     for(let i = 0; i < 4; i++) {
         const brightness = amount * colorPoints[baseColorIndex + 1][1][i] + (1.0 - amount) * colorPoints[baseColorIndex][1][i];
 
-        fillStyle += parseInt( brightness );
+        fillStyle += parseFloat( brightness );
 
         if(i < 3) {
             fillStyle += ", ";
diff --git a/webaudio-binpanner.php b/webaudio-binpanner.php
index b108fb2..c0a220c 100644
--- a/webaudio-binpanner.php
+++ b/webaudio-binpanner.php
@@ -14,7 +14,6 @@
         <link href="css/bootstrap.min.css" rel="stylesheet">
         <link href="css/style.css" rel="stylesheet">
         <link href="css/customStyle.css" rel="stylesheet">
-        <link href="source/circularslider/circularslider.css" rel="stylesheet">
         <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
         
         <script src="https://code.jquery.com/jquery-3.4.1.slim.min.js" integrity="sha256-pasqAKBDmFT4eHoN2ndd6lN370kFiGUFyTiUHWhU7k8=" crossorigin="anonymous"></script>