diff --git a/CHANGELOG b/CHANGELOG
index 3e5b7e6..4d5957e 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+v0.1.5 -> 09/10/2023 -----------------------------------> TAG: v0.1.5-alpha
+    - Added randomization of colors
+    - Fixed pwa update problem
+
 v0.1.4 -> 08/10/2023
     - Added PWA installation modal
 
diff --git a/index.html b/index.html
index e6af693..598f192 100644
--- a/index.html
+++ b/index.html
@@ -66,7 +66,7 @@ <h3 class="score">BEST SCORE</h3>
     <script src="https://cdn.jsdelivr.net/npm/party-js@latest/bundle/party.min.js"></script>
     <script src="./js/script.min.js"></script>
     <script>
-        const V = "1.0.4";
+        const V = "1.0.5";
         if ('serviceWorker' in navigator) {
             window.addEventListener('load', function() {
                 navigator.serviceWorker.register(`./sw.js?v=${V}`)
diff --git a/js/script.js b/js/script.js
index ebb1553..6afbc9a 100644
--- a/js/script.js
+++ b/js/script.js
@@ -13,8 +13,8 @@ let GAME_ = {
 // ==================================
 // DEFINE STACK COLOR
 const colorDesign = [
-    [120, 80, 60],
     [30, 70, 50],
+    [120, 80, 60],
     [224, 68, 62],
     [251, 50, 60],
     [339, 62, 48],
@@ -451,7 +451,6 @@ window.addEventListener('load', ()=>{
     let eventType = supportsTouch ? 'touchstart' : 'mousedown';
     window.addEventListener(eventType, e => {
         if (!e.target.className.split(' ').some((c) => { return /pwa-.*/.test(c); })) {
-            e.preventDefault();
             fncStart();
         }
     }); // ADD FNC
diff --git a/js/script.min.js b/js/script.min.js
index 0b3474d..8cd7ba6 100644
--- a/js/script.min.js
+++ b/js/script.min.js
@@ -1 +1 @@
-let GAME_={status:!1,end:!1,active:!1,score:0,combo:0,bestResult:window.localStorage.getItem("bestResult")?window.localStorage.getItem("bestResult"):0,newRecord:!1,designPalette:0};const colorDesign=[[120,80,60],[30,70,50],[224,68,62],[251,50,60],[339,62,48],[231,50,47]],boxSize={x:3,y:1,z:3,range:10},c_width=10,cameraPos={width:10,height:window.innerHeight/window.innerWidth*10,near:1,far:100,size:window.innerWidth>700?1:2};let world,scene,camera,renderer,stackBoxArr=[],outBoxArr=[];function playConfetti(e,o){party.confetti(party.Rect.fromScreen(),{count:party.variation.range(e||60,o||80)})}function playBot(e,o,t=!0){setInterval(()=>{const o=stackBoxArr[stackBoxArr.length-1],n=stackBoxArr[stackBoxArr.length-2];let s=o.direction,r=o.threejs.position[s]-n.threejs.position[s],i=Math.abs(r),a="x"===s?o.width:o.depth;const c=(a-i)/a;c>=(e||.9)&&(document.body.click(),t&&console.log(c))},o||20)}window.addEventListener("load",()=>{let e=document.querySelector(".result-area"),o=document.querySelector(".point-result"),t=document.querySelector(".score-tab"),n=document.querySelector(".combo-strike"),s=document.querySelector(".combo-extra-point");function r(e){scene.background=new THREE.Color(d(colorDesign[GAME_.designPalette][0]+120+stackBoxArr.length,colorDesign[GAME_.designPalette][1],colorDesign[GAME_.designPalette][2]))}function i(e){o.innerHTML=e}function a(e,o,t,n,s){const r=c(e,boxSize.y*stackBoxArr.length,o,t,n,!1);r.direction=s,r.positive=!0,stackBoxArr.push(r)}function c(e,o,t,n,s,r=!1){let i=r?4*(stackBoxArr.length-1):4*stackBoxArr.length;const a=new THREE.Color(d(colorDesign[GAME_.designPalette][0]+i,colorDesign[GAME_.designPalette][1],colorDesign[GAME_.designPalette][2])),c=new THREE.BoxGeometry(n,boxSize.y,s),l=new THREE.MeshLambertMaterial({color:a}),h=new THREE.Mesh(c,l);h.position.set(e,o,t);const p=new CANNON.Box(new CANNON.Vec3(n/2,boxSize.y/2,s/2));let A=r?5:0;const w=new CANNON.Body({mass:A,shape:p});return w.position.set(e,o,t),world.addBody(w),scene.add(h),{threejs:h,geometry:c,material:l,cannonjs:w,x:e,y:o,z:t,width:n,depth:s}}function d(e,o,t){t=t>101?100:t,t/=100;const n=o*Math.min(t,1-t)/100,s=o=>{const s=(o+e/30)%12,r=t-n*Math.max(Math.min(s-3,9-s,1),-1);return Math.round(255*r).toString(16).padStart(2,"0")};return`#${s(0)}${s(8)}${s(4)}`}(world=new CANNON.World).gravity.set(0,-9.8,0),world.broadphase=new CANNON.NaiveBroadphase,world.solver.interations=40,i(GAME_.bestResult),scene=new THREE.Scene,r(),a(0,0,boxSize.x,boxSize.z,"x");const l=new THREE.AmbientLight(16777215,.6);scene.add(l);const h=new THREE.DirectionalLight(16777215,.6);h.position.set(10,20,0),scene.add(h),(camera=new THREE.OrthographicCamera(cameraPos.width/-cameraPos.size,cameraPos.width/cameraPos.size,cameraPos.height/cameraPos.size,cameraPos.height/-cameraPos.size,cameraPos.near,cameraPos.far)).position.set(4,4,4),camera.lookAt(0,0,0),(renderer=new THREE.WebGLRenderer({antialias:!0})).setSize(window.innerWidth,window.innerHeight),renderer.render(scene,camera),document.body.appendChild(renderer.domElement);const p=()=>{if(GAME_.status){let d,l;const h=stackBoxArr[stackBoxArr.length-1],p=stackBoxArr[stackBoxArr.length-2];let A=h.direction,w=h.threejs.position[A]-p.threejs.position[A],x=Math.abs(w),m="x"===A?h.width:h.depth,g=m-x;if(g>0){const e=g/m;e>=.9?([9,19,29,39,49].includes(GAME_.combo)&&(s.classList.add("active"),setTimeout(()=>{s.classList.remove("active")},1100),GAME_.score+=10),GAME_.combo+=1,n.innerHTML=`x${GAME_.combo}`,n.classList.add("open"),setTimeout(()=>{n.classList.remove("open")},700)):GAME_.combo&&(GAME_.combo=0),d="x"===A?g:h.width,l="z"===A?g:h.depth,h.width=d,h.depth=l,h.threejs.scale[A]=e,h.threejs.position[A]-=w/2,h.cannonjs.position[A]-=w/2;const o=new CANNON.Box(new CANNON.Vec3(d/2,boxSize.y/2,l/2));h.cannonjs.shapes=[],h.cannonjs.addShape(o);let t=Math.sign(w)*(g/2+x/2);const p={x:"x"===A?h.threejs.position.x+t:h.threejs.position.x,z:"z"===A?h.threejs.position.z+t:h.threejs.position.z,width:"x"===A?x:d,depth:"z"===A?x:l};!function(e,o,t,n){const s=c(e,boxSize.y*(stackBoxArr.length-1),o,t,n,!0);outBoxArr.push(s)}(p.x,p.z,p.width,p.depth),a("x"===A?h.threejs.position.x:-(boxSize.range-1),"z"===A?h.threejs.position.z:-(boxSize.range-1),d,l,"x"===A?"z":"x"),GAME_.score++,r(),i(GAME_.score)}else{GAME_.end=!0,world.remove(h.cannonjs);const n=new CANNON.Box(new CANNON.Vec3(h.width/2,boxSize.y/2,h.depth/2));let s=5;const r=new CANNON.Body({mass:s,shape:n});r.position.set(h.threejs.position.x,h.threejs.position.y,h.threejs.position.z),world.addBody(r),h.cannonjs=r,e.classList.toggle("disable"),o.classList.toggle("active"),GAME_.status=!1,GAME_.score>GAME_.bestResult&&(playConfetti(),GAME_.bestResult=GAME_.score,window.localStorage.setItem("bestResult",GAME_.score),t.classList.add("new"),GAME_.newRecord=!0),enableDownload&&document.querySelector("#pwa-install").classList.add("display")}}else GAME_.active?(GAME_.designPalette=Math.floor(Math.random()*colorDesign.length),camera.position.set(4,4,4),camera.lookAt(0,0,0),stackBoxArr.forEach(e=>{scene.remove(e.threejs),e.geometry.dispose(),e.material.dispose(),world.removeBody(e.cannonjs)}),outBoxArr.forEach(e=>{scene.remove(e.threejs),e.geometry.dispose(),e.material.dispose(),world.removeBody(e.cannonjs)}),stackBoxArr=[],outBoxArr=[],GAME_.score=0,GAME_.combo=0,r(),a(0,0,boxSize.x,boxSize.z,"x")):(renderer.setAnimationLoop(A),GAME_.active=!0),i(GAME_.score),a(0,0,boxSize.x,boxSize.z,"z"),e.classList.toggle("disable"),o.classList.toggle("active"),document.querySelector("#pwa-install").classList.remove("display"),GAME_.newRecord&&(GAME_.newRecord=!1,t.classList.remove("new")),GAME_.status=!0,GAME_.end=!1};function A(){if(GAME_.end)stackBoxArr[stackBoxArr.length-1].threejs.position.copy(stackBoxArr[stackBoxArr.length-1].cannonjs.position),stackBoxArr[stackBoxArr.length-1].threejs.quaternion.copy(stackBoxArr[stackBoxArr.length-1].cannonjs.quaternion);else{const e=stackBoxArr[stackBoxArr.length-1],o=e.positive?.15:-.15;e.threejs.position[e.direction]>=boxSize.range-5&&(e.positive=!1),e.threejs.position[e.direction]<=-(boxSize.range-5)&&(e.positive=!0),e.threejs.position[e.direction]+=o,e.cannonjs.position[e.direction]+=o,camera.position.y<boxSize.y*(stackBoxArr.length-2)+4&&(camera.position.y+=o)}world.step(1/60),outBoxArr.forEach(e=>{e.threejs.position.copy(e.cannonjs.position),e.threejs.quaternion.copy(e.cannonjs.quaternion)}),renderer.render(scene,camera)}let w="ontouchstart"in window||navigator.msMaxTouchPoints?"touchstart":"mousedown";window.addEventListener(w,e=>{e.target.className.split(" ").some(e=>/pwa-.*/.test(e))||(e.preventDefault(),p())});let x=!0;window.addEventListener("keydown",function(e){32!==e.keyCode&&40!==e.keyCode&&" "!==e.key||(e.preventDefault(),x&&(x=!1,p()))}),window.addEventListener("keyup",function(e){32!==e.keyCode&&40!==e.keyCode&&" "!==e.key||(x=!0)})});
\ No newline at end of file
+let GAME_={status:!1,end:!1,active:!1,score:0,combo:0,bestResult:window.localStorage.getItem("bestResult")?window.localStorage.getItem("bestResult"):0,newRecord:!1,designPalette:0};const colorDesign=[[30,70,50],[120,80,60],[224,68,62],[251,50,60],[339,62,48],[231,50,47]],boxSize={x:3,y:1,z:3,range:10},c_width=10,cameraPos={width:10,height:window.innerHeight/window.innerWidth*10,near:1,far:100,size:window.innerWidth>700?1:2};let world,scene,camera,renderer,stackBoxArr=[],outBoxArr=[];function playConfetti(e,o){party.confetti(party.Rect.fromScreen(),{count:party.variation.range(e||60,o||80)})}function playBot(e,o,t=!0){setInterval(()=>{const o=stackBoxArr[stackBoxArr.length-1],n=stackBoxArr[stackBoxArr.length-2];let s=o.direction,r=o.threejs.position[s]-n.threejs.position[s],i=Math.abs(r),a="x"===s?o.width:o.depth;const c=(a-i)/a;c>=(e||.9)&&(document.body.click(),t&&console.log(c))},o||20)}window.addEventListener("load",()=>{let e=document.querySelector(".result-area"),o=document.querySelector(".point-result"),t=document.querySelector(".score-tab"),n=document.querySelector(".combo-strike"),s=document.querySelector(".combo-extra-point");function r(e){scene.background=new THREE.Color(d(colorDesign[GAME_.designPalette][0]+120+stackBoxArr.length,colorDesign[GAME_.designPalette][1],colorDesign[GAME_.designPalette][2]))}function i(e){o.innerHTML=e}function a(e,o,t,n,s){const r=c(e,boxSize.y*stackBoxArr.length,o,t,n,!1);r.direction=s,r.positive=!0,stackBoxArr.push(r)}function c(e,o,t,n,s,r=!1){let i=r?4*(stackBoxArr.length-1):4*stackBoxArr.length;const a=new THREE.Color(d(colorDesign[GAME_.designPalette][0]+i,colorDesign[GAME_.designPalette][1],colorDesign[GAME_.designPalette][2])),c=new THREE.BoxGeometry(n,boxSize.y,s),l=new THREE.MeshLambertMaterial({color:a}),h=new THREE.Mesh(c,l);h.position.set(e,o,t);const p=new CANNON.Box(new CANNON.Vec3(n/2,boxSize.y/2,s/2));let A=r?5:0;const w=new CANNON.Body({mass:A,shape:p});return w.position.set(e,o,t),world.addBody(w),scene.add(h),{threejs:h,geometry:c,material:l,cannonjs:w,x:e,y:o,z:t,width:n,depth:s}}function d(e,o,t){t=t>101?100:t,t/=100;const n=o*Math.min(t,1-t)/100,s=o=>{const s=(o+e/30)%12,r=t-n*Math.max(Math.min(s-3,9-s,1),-1);return Math.round(255*r).toString(16).padStart(2,"0")};return`#${s(0)}${s(8)}${s(4)}`}(world=new CANNON.World).gravity.set(0,-9.8,0),world.broadphase=new CANNON.NaiveBroadphase,world.solver.interations=40,i(GAME_.bestResult),scene=new THREE.Scene,r(),a(0,0,boxSize.x,boxSize.z,"x");const l=new THREE.AmbientLight(16777215,.6);scene.add(l);const h=new THREE.DirectionalLight(16777215,.6);h.position.set(10,20,0),scene.add(h),(camera=new THREE.OrthographicCamera(cameraPos.width/-cameraPos.size,cameraPos.width/cameraPos.size,cameraPos.height/cameraPos.size,cameraPos.height/-cameraPos.size,cameraPos.near,cameraPos.far)).position.set(4,4,4),camera.lookAt(0,0,0),(renderer=new THREE.WebGLRenderer({antialias:!0})).setSize(window.innerWidth,window.innerHeight),renderer.render(scene,camera),document.body.appendChild(renderer.domElement);const p=()=>{if(GAME_.status){let d,l;const h=stackBoxArr[stackBoxArr.length-1],p=stackBoxArr[stackBoxArr.length-2];let A=h.direction,w=h.threejs.position[A]-p.threejs.position[A],x=Math.abs(w),m="x"===A?h.width:h.depth,g=m-x;if(g>0){const e=g/m;e>=.9?([9,19,29,39,49].includes(GAME_.combo)&&(s.classList.add("active"),setTimeout(()=>{s.classList.remove("active")},1100),GAME_.score+=10),GAME_.combo+=1,n.innerHTML=`x${GAME_.combo}`,n.classList.add("open"),setTimeout(()=>{n.classList.remove("open")},700)):GAME_.combo&&(GAME_.combo=0),d="x"===A?g:h.width,l="z"===A?g:h.depth,h.width=d,h.depth=l,h.threejs.scale[A]=e,h.threejs.position[A]-=w/2,h.cannonjs.position[A]-=w/2;const o=new CANNON.Box(new CANNON.Vec3(d/2,boxSize.y/2,l/2));h.cannonjs.shapes=[],h.cannonjs.addShape(o);let t=Math.sign(w)*(g/2+x/2);const p={x:"x"===A?h.threejs.position.x+t:h.threejs.position.x,z:"z"===A?h.threejs.position.z+t:h.threejs.position.z,width:"x"===A?x:d,depth:"z"===A?x:l};!function(e,o,t,n){const s=c(e,boxSize.y*(stackBoxArr.length-1),o,t,n,!0);outBoxArr.push(s)}(p.x,p.z,p.width,p.depth),a("x"===A?h.threejs.position.x:-(boxSize.range-1),"z"===A?h.threejs.position.z:-(boxSize.range-1),d,l,"x"===A?"z":"x"),GAME_.score++,r(),i(GAME_.score)}else{GAME_.end=!0,world.remove(h.cannonjs);const n=new CANNON.Box(new CANNON.Vec3(h.width/2,boxSize.y/2,h.depth/2));let s=5;const r=new CANNON.Body({mass:s,shape:n});r.position.set(h.threejs.position.x,h.threejs.position.y,h.threejs.position.z),world.addBody(r),h.cannonjs=r,e.classList.toggle("disable"),o.classList.toggle("active"),GAME_.status=!1,GAME_.score>GAME_.bestResult&&(playConfetti(),GAME_.bestResult=GAME_.score,window.localStorage.setItem("bestResult",GAME_.score),t.classList.add("new"),GAME_.newRecord=!0),enableDownload&&document.querySelector("#pwa-install").classList.add("display")}}else GAME_.active?(GAME_.designPalette=Math.floor(Math.random()*colorDesign.length),camera.position.set(4,4,4),camera.lookAt(0,0,0),stackBoxArr.forEach(e=>{scene.remove(e.threejs),e.geometry.dispose(),e.material.dispose(),world.removeBody(e.cannonjs)}),outBoxArr.forEach(e=>{scene.remove(e.threejs),e.geometry.dispose(),e.material.dispose(),world.removeBody(e.cannonjs)}),stackBoxArr=[],outBoxArr=[],GAME_.score=0,GAME_.combo=0,r(),a(0,0,boxSize.x,boxSize.z,"x")):(renderer.setAnimationLoop(A),GAME_.active=!0),i(GAME_.score),a(0,0,boxSize.x,boxSize.z,"z"),e.classList.toggle("disable"),o.classList.toggle("active"),document.querySelector("#pwa-install").classList.remove("display"),GAME_.newRecord&&(GAME_.newRecord=!1,t.classList.remove("new")),GAME_.status=!0,GAME_.end=!1};function A(){if(GAME_.end)stackBoxArr[stackBoxArr.length-1].threejs.position.copy(stackBoxArr[stackBoxArr.length-1].cannonjs.position),stackBoxArr[stackBoxArr.length-1].threejs.quaternion.copy(stackBoxArr[stackBoxArr.length-1].cannonjs.quaternion);else{const e=stackBoxArr[stackBoxArr.length-1],o=e.positive?.15:-.15;e.threejs.position[e.direction]>=boxSize.range-5&&(e.positive=!1),e.threejs.position[e.direction]<=-(boxSize.range-5)&&(e.positive=!0),e.threejs.position[e.direction]+=o,e.cannonjs.position[e.direction]+=o,camera.position.y<boxSize.y*(stackBoxArr.length-2)+4&&(camera.position.y+=o)}world.step(1/60),outBoxArr.forEach(e=>{e.threejs.position.copy(e.cannonjs.position),e.threejs.quaternion.copy(e.cannonjs.quaternion)}),renderer.render(scene,camera)}let w="ontouchstart"in window||navigator.msMaxTouchPoints?"touchstart":"mousedown";window.addEventListener(w,e=>{e.target.className.split(" ").some(e=>/pwa-.*/.test(e))||p()});let x=!0;window.addEventListener("keydown",function(e){32!==e.keyCode&&40!==e.keyCode&&" "!==e.key||(e.preventDefault(),x&&(x=!1,p()))}),window.addEventListener("keyup",function(e){32!==e.keyCode&&40!==e.keyCode&&" "!==e.key||(x=!0)})});
\ No newline at end of file
diff --git a/sw.js b/sw.js
index 702b452..4ebc6bf 100644
--- a/sw.js
+++ b/sw.js
@@ -1,16 +1,21 @@
 //GET VERSION
-const CACHE_VERSION = "1.0.4";
+const CACHE_VERSION = "1.0.5";
 const CURRENT_CACHE = `sbio-v${CACHE_VERSION}`;
 let filesToCache = [
   "./manifest.json",
   "https://fonts.googleapis.com/css2?family=Source+Code+Pro:wght@400;500&display=swap",
+  "https://fonts.gstatic.com/s/sourcecodepro/v23/HI_SiYsKILxRpg3hIP6sJ7fM7PqlPevWnsUnxg.woff2",
   "./css/style.css",
   "./source/ico.ico",
   "./source/ico.png",
   "https://cdnjs.cloudflare.com/ajax/libs/three.js/r128/three.min.js",
   "https://cdnjs.cloudflare.com/ajax/libs/cannon.js/0.6.2/cannon.min.js",
   "https://cdn.jsdelivr.net/npm/party-js@latest/bundle/party.min.js",
-  "./js/script.min.js"
+  "./js/script.min.js",
+  `./sw.js?v=${CACHE_VERSION}`,
+  "./js/pwa.min.js",
+  "./index.html",
+  "./",
 ];
 //INSTALL
 self.addEventListener("install", eo => {
@@ -39,36 +44,38 @@ self.addEventListener('activate', evt => {
     })
   );
 });
-const updateCache = request => {
+
+const updateRequest = (request, response) => {
   if (!request.url.includes(".woff")) {
     caches.open(CURRENT_CACHE)
-      .then(cache => {
-        cache.match(request)
-          .then(response => {
-            if (response) {
-              fetch(request)
-                .then(res => {
-                  cache.put(request, res.clone());
-                });
-            }
-          })
-      })
+    .then(cache => {
+      cache.match(request)
+        .then(res => {
+          if (res) {
+            cache.put(request, response);
+          }
+        })
+    })
   }
 }
 
 self.addEventListener('fetch', event => {
   event.respondWith(
-    caches.open(CURRENT_CACHE)
-      .then(cache => {
-        return cache.match(event.request.url)
-          .then(response => {
-            return (response) ? response : fetch(event.request);
-          })
-      })
-      .catch(e => {
-        console.log("Error getting resource: ", e);
-        return fetch(event.request);
-      })
+    (async () => {
+      if(navigator.onLine) {
+        // Fetch the resource from the network. And update cache.
+        const response = await fetch(event.request);
+
+        if (response) {
+          updateRequest(event.request, response.clone());
+        }
+
+        return response;
+      }
+
+      // Otherwise return cache if error found or item not found 
+      // Ask for refresh the page
+      return await caches.match(event.request);
+    })()
   );
-  updateCache(event.request);
 });
\ No newline at end of file