Slight visuals update

src/css/hues-editor.css

@@ -137,7 +137,7 @@
 
 .beat-hilight {
     position: absolute;
-    color: rgba(127,127,127,0.5);
+    color: rgba(127,127,127,0.8);
     visibility: visible;
     text-align: center;
 }

src/js/HuesEditor.js

@@ -548,8 +548,8 @@ HuesEditor.prototype.uiCreateEditArea = function() {
 
     this.loopEdit = this.uiCreateSingleEditor("Rhythm ", "sound", "rhythm", "edit-loop", editArea);
     this.seekLoop = this.loopEdit._seek;
-    // BACK |<
+    // FIRST |<<
-    this.seekLoop.innerHTML = "&#xe90c;";
+    this.seekLoop.innerHTML = "&#xe90b;";
     this.seekLoop.onclick = () => {
         this.core.soundManager.seek(0);
     };