diff --git a/config.js b/config.js
new file mode 100644
index 0000000..f69936d
--- /dev/null
+++ b/config.js
@@ -0,0 +1,15 @@
+'use strict';
+
+export const gradeColors = {
+    grade_flat: '#fff',
+    grade_0: '#f4f7cd',
+    grade_1: '#f8ff99',
+    grade_2: '#edfc1b',
+    grade_3: '#fcb520',
+    grade_4: '#f07837',
+    grade_5: '#e66441',
+    grade_6: '#ce3f57',
+    grade_7: '#c33577',
+    grade_8: '#a3008d',
+    grade_9: '#690097',
+}
diff --git a/index.js b/index.js
index 0480685..7128f61 100644
--- a/index.js
+++ b/index.js
@@ -3,6 +3,7 @@
 import * as Vector from './js/vectorlib.js';
 import * as Bezier from './js/bezierlib.js';
 import * as Utils from './js/utillib.js';
+import * as Config from './config.js';
 
 // CONFIG
 const bezierGradeResolution = 80;
@@ -210,6 +211,7 @@ function fillSvg(){
         }
     }
     sortTracks();
+    setTrackColorMode();
     drawMarkers();
 }
 
@@ -254,8 +256,9 @@ function drawTracks(bezierData){
         bezierData.points[i].postedSpeed = Utils.radiusToSpeed(1/bezierData.points[i].curvature);
         newBezier.setAttribute('d', genPath);
 
-        newBezier.classList.add('rail');
-        newBezier.classList.add(bezierData.points[i].gradeClass != null ? 'grade_'+bezierData.points[i].gradeClass : 'grade_flat');
+        bezierData.points[i].element.classList.add('rail');
+        //bezierData.points[i].element.setAttribute('stroke', Config.gradeColors[bezierData.points[i].gradeClass ? 'grade_'+bezierData.points[i].gradeClass : 'grade_flat']);
+        //bezierData.points[i].element.classList.add(bezierData.points[i].gradeClass != null ? 'grade_'+bezierData.points[i].gradeClass : 'grade_flat');
 
         //newBezier.setAttribute('stroke', Utils.rgba2hex(bezierData.points[i].grade*50*0,(bezStart.y-113)/(252-113),bezierData.points[i].bezLength*0.01*0,1.0));
         //newBezier.setAttribute('stroke', Utils.rgba2hex((1/bezierData.points[i].curvature) * 100,0,0,1.0));
@@ -300,7 +303,7 @@ function drawTracks(bezierData){
             }else{
                 //Grade Signs
                 if(trackZoneData.gradeClass != bezierData.points[i].gradeClass || trackZoneData.gradeDirection != Math.sign(bezierData.points[i].grade) || trackZoneData.gradeSectionLength > maxSectionLength || zI > 0){
-                    if(trackZoneData.gradeClass != null){
+                    if(trackZoneData.gradeClass != 'flat'){
                         let offset = Math.floor((trackZoneData.gradeCount+1)/2)+1;
                         let center = trackZoneData.gradeCount % 2 ? 1 : 0.5;
                         let b1 = bezierData.points[(i+zI)-offset].position;
@@ -310,7 +313,7 @@ function drawTracks(bezierData){
                         markers.push({
                             type: 'grade',
                             value: bezierData.points[(i+zI)-offset].grade,
-                            class: 'grade_'+trackZoneData.gradeClass,
+                            gradeClass: trackZoneData.gradeClass,
                             position: Bezier.evaluatePoint(b1, b2, b3, b4, center),
                             sectionLength: trackZoneData.gradeSectionLength,
                             cullLevel: Math.round(scaleCullThresholds.length-1-trackZoneData.gradeSectionLength/scaleCullBaseSectionLength),
@@ -370,6 +373,26 @@ function sortTracks(){
     }
 }
 
+function setTrackColorMode(mode){
+    let modeFunction = null;
+    switch(mode){
+        
+        default:
+            modeFunction = section => {
+                if(!section.element) return;
+                section.element.setAttribute('stroke', Config.gradeColors['grade_'+section.gradeClass]);
+            };
+            break;
+    }
+    if(modeFunction !== null){
+        for(let curve of mapData){
+            for(let section of curve.points){
+                modeFunction(section);
+            }
+        }
+    }
+}
+
 /** Create the signage */
 function drawMarkers(){
     const gradeSigns = document.createElementNS(svgns, 'g');
@@ -390,7 +413,7 @@ function drawMarkers(){
         if(markerData.type == 'grade'){
             markerImg.setAttribute('href', '#gradeArrow');
             markerImg.classList.add('sign', 'gradeSign');
-            if(markerData.class) markerImg.classList.add(markerData.class);
+            markerImg.setAttribute('fill', Config.gradeColors['grade_'+markerData.gradeClass])
             const tanLen = Math.sqrt(markerData.tangent.x*markerData.tangent.x + markerData.tangent.z*markerData.tangent.z) * Math.sign(markerData.tangent.y);
             const rot = Math.atan2(markerData.tangent.x/tanLen, -markerData.tangent.z/tanLen) * (180/Math.PI);
             marker.setAttribute('transform', `translate(${markerData.position.x} ${markerData.position.z}) rotate(${rot})`);
diff --git a/js/utillib.js b/js/utillib.js
index 2e16f79..376c679 100644
--- a/js/utillib.js
+++ b/js/utillib.js
@@ -39,6 +39,7 @@ export function gradeToClass(grade){
             return gradeIncrements.length-(j+1);
         }
     }
+    return 'flat';
 }
 
 export function radiusToSpeed(radius){
diff --git a/legend.js b/legend.js
index a72694a..d107a6f 100644
--- a/legend.js
+++ b/legend.js
@@ -1,6 +1,7 @@
 'use strict';
 
 import * as Utils from './js/utillib.js';
+import * as Config from './config.js';
 
 let settingEntries = [
     {
@@ -119,7 +120,7 @@ function populateKey(){
         let gradeIcon = document.createElement('svg');
         gradeIcon.classList.add('inlineSvg');
         gradeIcon.setAttribute('viewBox', '-50 -50 100 100');
-        gradeIcon.innerHTML = `<use class="gradeSign grade_${gradeIndex}" href="#gradeArrow" transform="rotate(90)"/>`;
+        gradeIcon.innerHTML = `<use class="gradeSign" fill="${Config.gradeColors['grade_'+gradeIndex]}" href="#gradeArrow" transform="rotate(90)"/>`;
         addKeyEntry(gradeIcon, ` ${gradeValue} Grade`);
     }
     let speedSignIcon = document.createElement('svg');
diff --git a/style.css b/style.css
index 7ee3b62..3656613 100644
--- a/style.css
+++ b/style.css
@@ -1,18 +1,6 @@
 @import url('https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wdth,wght@0,62.5..100,100..900;1,62.5..100,100..900&family=Protest+Strike&display=swap');
 
 :root{
-    --grade_flat: #ffff;
-    --grade_0: #f4f7cd;
-    --grade_1: #f8ff99;
-    --grade_2: #edfc1b;
-    --grade_3: #fcb520;
-    --grade_4: #f07837;
-    --grade_5: #e66441;
-    --grade_6: #ce3f57;
-    --grade_7: #c33577;
-    --grade_8: #a3008d;
-    --grade_9: #690097;
-
     --signScale: 1;
     --cullThreshold_state_0: none;
     --cullThreshold_state_1: none;