diff --git a/.gitignore b/.gitignore
index baadd77..7b1e1a3 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,3 @@
 .DS_Store
 package-lock.json
-node_modules
\ No newline at end of file
+node_modules
diff --git a/LICENSE b/LICENSE
index 9bf5892..3dfe4a8 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2018 Deniss
+Copyright (c) 2018 Deniss Dubinin
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
diff --git a/dist/sudoku.min.css b/dist/sudoku.min.css
index 64073f1..769042b 100644
--- a/dist/sudoku.min.css
+++ b/dist/sudoku.min.css
@@ -1,4 +1,4 @@
-/*! Javascript Sudoku v1.0.0 by Deniss Dubinin - https://github.com/denissdubinin/Javascript-Sudoku - Licensed MIT */
+/*! Javascript Sudoku v1.1.2 by Deniss Dubinin - https://github.com/denissdubinin/Javascript-Sudoku - Licensed MIT */
 
-.sudoku{margin:0 auto;position:relative;width:370px}.sudoku.loading::after{background:#fff;content:'';cursor:not-allowed;display:block;height:100%;left:0;opacity:.5;position:absolute;top:0;width:100%}.sudoku table{width:370px;height:370px}.sudoku .sudoku-cell{text-align:center;padding:0}.sudoku .sudoku-cell.invalid-cell input{background:#f9d4d4}.sudoku tr:nth-of-type(3n){border-bottom:2px solid #c5c5c5}.sudoku tr:last-of-type{border-bottom:none}.sudoku td:nth-of-type(3n){border-right:2px solid #c5c5c5}.sudoku td:last-of-type{border-right:none}.sudoku input{border:0;height:100%;text-align:center;width:100%}.sudoku input:disabled{background:#f5f5f5;cursor:not-allowed}.sudoku input.timer-disabled{cursor:not-allowed}
+.sudoku{margin:0 auto;position:relative;width:370px}.sudoku.loading::after{background:#fff;content:'';cursor:not-allowed;display:block;height:100%;left:0;opacity:.5;position:absolute;top:0;width:100%}.sudoku table{height:370px;position:relative;width:370px}.sudoku table .success-overlay{background:rgba(85,216,85,0.25);height:100%;position:absolute;top:0;width:100%}.sudoku .sudoku-cell{padding:0;text-align:center}.sudoku .sudoku-cell.invalid-cell input{background:#f9d4d4}.sudoku tr:nth-of-type(3n){border-bottom:2px solid #c5c5c5}.sudoku tr:last-of-type{border-bottom:none}.sudoku td:nth-of-type(3n){border-right:2px solid #c5c5c5}.sudoku td:last-of-type{border-right:none}.sudoku input{border:0;height:100%;text-align:center;width:100%}.sudoku input:disabled{background:#f5f5f5;cursor:not-allowed}.sudoku input.timer-disabled{cursor:not-allowed}
 /*# sourceMappingURL=sudoku.min.css.map */
diff --git a/dist/sudoku.min.css.map b/dist/sudoku.min.css.map
index 3b07b48..26a47e5 100644
--- a/dist/sudoku.min.css.map
+++ b/dist/sudoku.min.css.map
@@ -1,6 +1,6 @@
 {
 "version": 3,
-"mappings": "AAAA,OAAQ,CACJ,MAAM,CAAE,MAAM,CACd,QAAQ,CAAE,QAAQ,CAClB,KAAK,CAAE,KAAK,CAEZ,sBAAiB,CACb,UAAU,CAAE,IAAI,CAChB,OAAO,CAAE,EAAE,CACX,MAAM,CAAE,WAAW,CACnB,OAAO,CAAE,KAAK,CACd,MAAM,CAAE,IAAI,CACZ,IAAI,CAAE,CAAC,CACP,OAAO,CAAE,EAAE,CACX,QAAQ,CAAE,QAAQ,CAClB,GAAG,CAAE,CAAC,CACN,KAAK,CAAE,IAAI,CAGf,aAAM,CACF,KAAK,CAAE,KAAK,CACZ,MAAM,CAAE,KAAK,CAGjB,oBAAa,CACT,UAAU,CAAE,MAAM,CAClB,OAAO,CAAE,CAAC,CAEV,uCAAqB,CACjB,UAAU,CAAE,OAAO,CAKvB,0BAAkB,CACd,aAAa,CAAE,iBAAiB,CAGpC,uBAAe,CACX,aAAa,CAAE,IAAI,CAKvB,0BAAkB,CACd,YAAY,CAAE,iBAAiB,CAGnC,uBAAe,CACX,YAAY,CAAE,IAAI,CAI1B,aAAM,CACF,MAAM,CAAE,CAAC,CACT,MAAM,CAAE,IAAI,CACZ,UAAU,CAAE,MAAM,CAClB,KAAK,CAAE,IAAI,CAEX,sBAAW,CACP,UAAU,CAAE,OAAO,CACnB,MAAM,CAAE,WAAW,CAGvB,4BAAiB,CACb,MAAM,CAAE,WAAW",
+"mappings": "AAAA,OAAQ,CACJ,MAAM,CAAE,MAAM,CACd,QAAQ,CAAE,QAAQ,CAClB,KAAK,CAAE,KAAK,CAEZ,sBAAiB,CACb,UAAU,CAAE,IAAI,CAChB,OAAO,CAAE,EAAE,CACX,MAAM,CAAE,WAAW,CACnB,OAAO,CAAE,KAAK,CACd,MAAM,CAAE,IAAI,CACZ,IAAI,CAAE,CAAC,CACP,OAAO,CAAE,EAAE,CACX,QAAQ,CAAE,QAAQ,CAClB,GAAG,CAAE,CAAC,CACN,KAAK,CAAE,IAAI,CAGf,aAAM,CACF,MAAM,CAAE,KAAK,CACb,QAAQ,CAAE,QAAQ,CAClB,KAAK,CAAE,KAAK,CAEZ,8BAAiB,CACb,UAAU,CAAE,oBAAsB,CAClC,MAAM,CAAE,IAAI,CACZ,QAAQ,CAAE,QAAQ,CAClB,GAAG,CAAE,CAAC,CACN,KAAK,CAAE,IAAI,CAInB,oBAAa,CACT,OAAO,CAAE,CAAC,CACV,UAAU,CAAE,MAAM,CAElB,uCAAqB,CACjB,UAAU,CAAE,OAAO,CAKvB,0BAAkB,CACd,aAAa,CAAE,iBAAiB,CAGpC,uBAAe,CACX,aAAa,CAAE,IAAI,CAKvB,0BAAkB,CACd,YAAY,CAAE,iBAAiB,CAGnC,uBAAe,CACX,YAAY,CAAE,IAAI,CAI1B,aAAM,CACF,MAAM,CAAE,CAAC,CACT,MAAM,CAAE,IAAI,CACZ,UAAU,CAAE,MAAM,CAClB,KAAK,CAAE,IAAI,CAEX,sBAAW,CACP,UAAU,CAAE,OAAO,CACnB,MAAM,CAAE,WAAW,CAGvB,4BAAiB,CACb,MAAM,CAAE,WAAW",
 "sources": ["../src/sudoku.scss"],
 "names": [],
 "file": "sudoku.min.css"
diff --git a/dist/sudoku.min.js b/dist/sudoku.min.js
index 7c26e32..12b537a 100644
--- a/dist/sudoku.min.js
+++ b/dist/sudoku.min.js
@@ -1,3 +1,3 @@
-/*! Javascript Sudoku v1.0.0 by Deniss Dubinin - https://github.com/denissdubinin/Javascript-Sudoku - Licensed MIT */
+/*! Javascript Sudoku v1.1.2 by Deniss Dubinin - https://github.com/denissdubinin/Javascript-Sudoku - Licensed MIT */
 
-"use strict";window.sudoku={Valve:"Trilogy"},function(window,$){$.fn.Sudoku=function(options){var defaults={squareSize:3,dropTimerOnReset:!0,markWrongCellsOnFly:!1,markWrongCellsOnFinish:!0,useTimer:!0,timerOnly:!0,useCustomButtons:!1,sudokuMixIterations:500},options=$.extend({},defaults,options),sudokuTimer;function create(o){o.addClass("sudoku"),generateGui(o),init()}function init(){toggleLoadingOverlay(!0),generateMatrix(),mixMatrix(),prepareEmptyMatrix(),fillGrid(),enableFields(!1)}function generateGui(o){options.useTimer&&o.prepend('<label id="sudoku-minutes">00</label>:<label id="sudoku-seconds">00</label>'),$('<table class="table table-bordered"></table>').appendTo(o);for(var t=0,e=0;t<options.squareSize**2;){for(var n=$('<tr class="sudoku-row"></tr>').appendTo(o.find("table"));e<options.squareSize**2;)$('<td class="sudoku-cell"><input size="1" maxlength="1" onkeypress="return window.sudoku.listenKeyPress(event);"></td>').appendTo(n),e++;e=0,t++}enableFields(!1),initGridButtons(o)}function validateSudoku(o){var t=$(".sudoku-cell").find("input").filter(function(){return""===this.value});if(options.markWrongCellsOnFly){var e=$(o).parent(),n=e.parent().index(),i=e.index();parseInt($(o).val())===window.sudoku.fullMatrix[n][i]||""===$(o).val()?e.removeClass("invalid-cell"):e.addClass("invalid-cell")}if(options.markWrongCellsOnFinish&&!t.length){var s=[];$(".sudoku .sudoku-row").each(function(o){s.push([]),$(this).find("input").each(function(){s[o].push(parseInt($(this).val()))})}),checkResults(s,window.sudoku.fullMatrix)&&$(document).trigger("startConfetti")}}function toggleLoadingOverlay(o){o?$(".sudoku").addClass("loading"):$(".sudoku").removeClass("loading")}function initGridButtons(o){if(!options.useCustomButtons){var t=$("<div>").addClass("btn-group"),e=$("<button>").addClass("btn btn-danger btn-sm").attr("id","r-sudoku").text("Reset sudoku"),n=$("<button>").addClass("btn btn-primary btn-sm").attr("id","gn-sudoku").text("Generate new sudoku");if(options.useTimer){var i=$("<button>").addClass("btn btn-success btn-sm").attr("id","start-sudoku").text("Start");t.append(i)}t.append(e).append(n),o.append(t)}$("body").on("click","#start-sudoku",function(){options.useTimer&&initTimer(),enableFields(!0),i.prop("disabled",!0)}),$("body").on("click","#r-sudoku",function(){1==confirm("Are you sure?")&&(fillGrid(),$(".sudoku-cell").removeClass("invalid-cell"),options.useTimer&&options.dropTimerOnReset&&resetTimer(!1))}),$("body").on("click","#gn-sudoku",function(){1==confirm("Are you sure?")&&($(document).trigger("stopConfetti"),$(".sudoku-cell input:disabled:not(.default-cell)").prop("disabled",!1),$(".sudoku-cell").removeClass("invalid-cell"),$(".sudoku-cell input.default-cell").removeClass("default-cell"),options.useTimer&&($("#start-sudoku:not(.default-cell)").prop("disabled",!1),resetTimer(!0)),init())})}function enableFields(o){options.timerOnly&&options.useTimer&&(o?$(".sudoku-cell input:not(.default-cell)").prop("disabled",!1):$(".sudoku-cell input:not(.default-cell)").prop("disabled",!0))}function initTimer(){var o=$("#sudoku-minutes"),t=$("#sudoku-seconds"),e=0;function n(o){var t=o+"";return t.length<2?"0"+t:t}sudokuTimer=setInterval(function(){++e,t.text(n(e%60)),o.text(n(parseInt(e/60)))},1e3)}function resetTimer(o){$("#sudoku-minutes, #sudoku-seconds").text("00"),clearInterval(sudokuTimer),o?$("#start-sudoku").prop("disabled",!1):initTimer()}function stopTimer(){clearInterval(sudokuTimer)}function generateMatrix(){var o=options.squareSize,t=[];for(let i=0;i<options.squareSize**2;i++){var e=[];for(let t=0;t<options.squareSize**2;t++){var n=(i*o+i/o+t)%(o*o)+1;e.push(parseInt(n))}t.push(e)}window.sudoku.fullMatrix=t}function fillGrid(){$(".sudoku-row").each(function(o){$(this).find("td").each(function(t){var e=window.sudoku.emptyMatrix[o][t],n=$(this).find("input");n.val(e),""!==e&&n.prop("disabled",!0).addClass("default-cell")})}),toggleLoadingOverlay(!1),$(".sudoku-cell input").off("input").on("input",function(o){validateSudoku(o.target)})}function transposeMatrix(){return window.sudoku.fullMatrix=window.sudoku.fullMatrix[0].map(function(o,t){return window.sudoku.fullMatrix.map(function(o){return o[t]})}),window.sudoku.fullMatrix}function swapTwoRows(){for(var o=Math.floor(Math.random()*options.squareSize),t=Math.floor(Math.random()*options.squareSize),e=Math.floor(Math.random()*options.squareSize),n=o*options.squareSize+t;t==e;)e=Math.floor(Math.random()*options.squareSize);var i=o*options.squareSize+e,s=window.sudoku.fullMatrix[n],u=window.sudoku.fullMatrix[i];return window.sudoku.fullMatrix[n]=u,window.sudoku.fullMatrix[i]=s,window.sudoku.fullMatrix}function swapTwoColumns(){transposeMatrix(),swapTwoRows(),transposeMatrix()}function swapTwoLargeRows(){for(var o=Math.floor(Math.random()*options.squareSize),t=Math.floor(Math.random()*options.squareSize);o==t;)t=Math.floor(Math.random()*options.squareSize);for(let u=0;u<options.squareSize;u++){var e=o*options.squareSize+u,n=t*options.squareSize+u,i=window.sudoku.fullMatrix[e],s=window.sudoku.fullMatrix[n];window.sudoku.fullMatrix[e]=s,window.sudoku.fullMatrix[n]=i}return window.sudoku.fullMatrix}function swapTwoLargeColumns(){transposeMatrix(),swapTwoLargeRows(),transposeMatrix()}function mixMatrix(){var t0=performance.now(),logicFunctions=["transposeMatrix()","swapTwoRows()","swapTwoRows()","swapTwoColumns()","swapTwoColumns()","swapTwoLargeRows()","swapTwoLargeColumns()"];let i=0;for(;i<options.sudokuMixIterations;){var randomFunction=Math.floor(Math.random()*logicFunctions.length);eval(logicFunctions[randomFunction]),i++}var t1=performance.now();window.sudoku.generationTime=(.001*(t1-t0)).toFixed(5)+" seconds."}function prepareEmptyMatrix(){window.sudoku.emptyMatrix=[];for(let o=0;o<options.squareSize*options.squareSize;o++){window.sudoku.emptyMatrix.push([]);for(let t=0;t<options.squareSize*options.squareSize;t++)window.sudoku.emptyMatrix[o].push("")}let o=0;for(;o<options.squareSize**4;){let t=Math.floor(Math.random()*options.squareSize**2),e=Math.floor(Math.random()*options.squareSize**2);""===window.sudoku.emptyMatrix[t][e]&&(o++,10*Math.random()>6&&(window.sudoku.emptyMatrix[t][e]=window.sudoku.fullMatrix[t][e]))}}function checkResults(o,t){let e=!1;for(let i=0;i<o.length;i++)for(let s=0;s<o.length;s++){var n=$(`.sudoku-row:eq(${i}) .sudoku-cell:eq(${s})`);o[i][s]!==t[i][s]?(e=!0,options.markWrongCellsOnFinish&&n.addClass("invalid-cell")):n.removeClass("invalid-cell")}return!e}create($(this)),window.sudoku.listenKeyPress=function(o){var t=window.event?o.keyCode:o.which;return 8==o.keyCode||46==o.keyCode||t>47&&t<58}}}(window,jQuery);
\ No newline at end of file
+"use strict";window.sudoku={Valve:"Trilogy"},function(window,$){$.fn.Sudoku=function(options){var defaults={squareSize:3,dropTimerOnReset:!0,markWrongCellsOnFly:!1,markWrongCellsOnFinish:!0,useTimer:!0,timerOnly:!0,useCustomButtons:!1,sudokuMixIterations:500},options=$.extend({},defaults,options),sudokuTimer;function create(o){o.addClass("sudoku"),generateGui(o),init()}function init(){toggleLoadingOverlay(!0),generateMatrix(),mixMatrix(),prepareEmptyMatrix(),fillGrid(),enableFields(!1)}function generateGui(o){options.useTimer&&o.prepend('<label id="sudoku-minutes">00</label>:<label id="sudoku-seconds">00</label>'),$('<table class="table table-bordered"></table>').appendTo(o);for(var e=0,t=0;e<options.squareSize**2;){for(var n=$('<tr class="sudoku-row"></tr>').appendTo(o.find("table"));t<options.squareSize**2;)$('<td class="sudoku-cell"><input size="1" maxlength="1" onkeypress="return window.sudoku.listenKeyPress(event);"></td>').appendTo(n),t++;t=0,e++}enableFields(!1),initGridButtons(o)}function validateSudoku(o){var e=$(".sudoku-cell").find("input").filter(function(){return""===this.value});if(options.markWrongCellsOnFly){var t=$(o).parent(),n=t.parent().index(),i=t.index();parseInt($(o).val())===window.sudoku.fullMatrix[n][i]||""===$(o).val()?t.removeClass("invalid-cell"):t.addClass("invalid-cell")}if(options.markWrongCellsOnFinish&&!e.length){var s=[];$(".sudoku .sudoku-row").each(function(o){s.push([]),$(this).find("input").each(function(){s[o].push(parseInt($(this).val()))})}),checkResults(s,window.sudoku.fullMatrix)&&$(document).trigger("sudoku.success.on")}}function toggleLoadingOverlay(o){o?$(".sudoku").addClass("loading"):$(".sudoku").removeClass("loading")}function initGridButtons(o){if(!options.useCustomButtons){var e=$("<div>").addClass("btn-group"),t=$("<button>").addClass("btn btn-danger btn-sm").attr("id","r-sudoku").text("Reset sudoku"),n=$("<button>").addClass("btn btn-primary btn-sm").attr("id","gn-sudoku").text("Generate new sudoku");if(options.useTimer){var i=$("<button>").addClass("btn btn-success btn-sm").attr("id","start-sudoku").text("Start");e.append(i)}e.append(t).append(n),o.append(e)}$("body").on("click","#start-sudoku",function(){options.useTimer&&initTimer(),enableFields(!0),i.prop("disabled",!0)}),$("body").on("click","#r-sudoku",function(){1==confirm("Are you sure?")&&(fillGrid(),$(".sudoku-cell").removeClass("invalid-cell"),options.useTimer&&options.dropTimerOnReset&&resetTimer(!1))}),$("body").on("click","#gn-sudoku",function(){1==confirm("Are you sure?")&&($(document).trigger("sudoku.success.off"),$(".sudoku-cell input:disabled:not(.default-cell)").prop("disabled",!1),$(".sudoku-cell").removeClass("invalid-cell"),$(".sudoku-cell input.default-cell").removeClass("default-cell"),options.useTimer&&($("#start-sudoku:not(.default-cell)").prop("disabled",!1),resetTimer(!0)),init())})}function enableFields(o){options.timerOnly&&options.useTimer&&(o?$(".sudoku-cell input:not(.default-cell)").prop("disabled",!1):$(".sudoku-cell input:not(.default-cell)").prop("disabled",!0))}function initTimer(){var o=$("#sudoku-minutes"),e=$("#sudoku-seconds"),t=0;function n(o){var e=o+"";return e.length<2?"0"+e:e}sudokuTimer=setInterval(function(){++t,e.text(n(t%60)),o.text(n(parseInt(t/60)))},1e3)}function resetTimer(o){$("#sudoku-minutes, #sudoku-seconds").text("00"),clearInterval(sudokuTimer),o?$("#start-sudoku").prop("disabled",!1):initTimer()}function stopTimer(){clearInterval(sudokuTimer)}function generateMatrix(){var o=options.squareSize,e=[];for(let i=0;i<options.squareSize**2;i++){var t=[];for(let e=0;e<options.squareSize**2;e++){var n=(i*o+i/o+e)%(o*o)+1;t.push(parseInt(n))}e.push(t)}window.sudoku.fullMatrix=e}function fillGrid(){$(".sudoku-row").each(function(o){$(this).find("td").each(function(e){var t=window.sudoku.emptyMatrix[o][e],n=$(this).find("input");n.val(t),""!==t&&n.prop("disabled",!0).addClass("default-cell")})}),toggleLoadingOverlay(!1),$(".sudoku-cell input").off("input").on("input",function(o){validateSudoku(o.target)})}function transposeMatrix(){return window.sudoku.fullMatrix=window.sudoku.fullMatrix[0].map(function(o,e){return window.sudoku.fullMatrix.map(function(o){return o[e]})}),window.sudoku.fullMatrix}function swapTwoRows(){for(var o=Math.floor(Math.random()*options.squareSize),e=Math.floor(Math.random()*options.squareSize),t=Math.floor(Math.random()*options.squareSize),n=o*options.squareSize+e;e==t;)t=Math.floor(Math.random()*options.squareSize);var i=o*options.squareSize+t,s=window.sudoku.fullMatrix[n],u=window.sudoku.fullMatrix[i];return window.sudoku.fullMatrix[n]=u,window.sudoku.fullMatrix[i]=s,window.sudoku.fullMatrix}function swapTwoColumns(){transposeMatrix(),swapTwoRows(),transposeMatrix()}function swapTwoLargeRows(){for(var o=Math.floor(Math.random()*options.squareSize),e=Math.floor(Math.random()*options.squareSize);o==e;)e=Math.floor(Math.random()*options.squareSize);for(let u=0;u<options.squareSize;u++){var t=o*options.squareSize+u,n=e*options.squareSize+u,i=window.sudoku.fullMatrix[t],s=window.sudoku.fullMatrix[n];window.sudoku.fullMatrix[t]=s,window.sudoku.fullMatrix[n]=i}return window.sudoku.fullMatrix}function swapTwoLargeColumns(){transposeMatrix(),swapTwoLargeRows(),transposeMatrix()}function mixMatrix(){var t0=performance.now(),logicFunctions=["transposeMatrix()","swapTwoRows()","swapTwoRows()","swapTwoColumns()","swapTwoColumns()","swapTwoLargeRows()","swapTwoLargeColumns()"];let i=0;for(;i<options.sudokuMixIterations;){var randomFunction=Math.floor(Math.random()*logicFunctions.length);eval(logicFunctions[randomFunction]),i++}var t1=performance.now();window.sudoku.generationTime=(.001*(t1-t0)).toFixed(5)+" seconds."}function prepareEmptyMatrix(){window.sudoku.emptyMatrix=[];for(let o=0;o<options.squareSize*options.squareSize;o++){window.sudoku.emptyMatrix.push([]);for(let e=0;e<options.squareSize*options.squareSize;e++)window.sudoku.emptyMatrix[o].push("")}let o=0;for(;o<options.squareSize**4;){let e=Math.floor(Math.random()*options.squareSize**2),t=Math.floor(Math.random()*options.squareSize**2);""===window.sudoku.emptyMatrix[e][t]&&(o++,10*Math.random()>6&&(window.sudoku.emptyMatrix[e][t]=window.sudoku.fullMatrix[e][t]))}}function checkResults(o,e){let t=!1;for(let i=0;i<o.length;i++)for(let s=0;s<o.length;s++){var n=$(`.sudoku-row:eq(${i}) .sudoku-cell:eq(${s})`);o[i][s]!==e[i][s]?(t=!0,options.markWrongCellsOnFinish&&n.addClass("invalid-cell")):n.removeClass("invalid-cell")}return!t}create($(this)),window.sudoku.listenKeyPress=function(o){var e=window.event?o.keyCode:o.which;return 8==o.keyCode||46==o.keyCode||e>47&&e<58}}}(window,jQuery);
\ No newline at end of file
diff --git a/docs/assets/jquery.confetti.min.js b/docs/assets/jquery.confetti.min.js
deleted file mode 100755
index 802d47e..0000000
--- a/docs/assets/jquery.confetti.min.js
+++ /dev/null
@@ -1 +0,0 @@
-!function(x){x.confetti=new function(){var i,o,e,r,t,a,h=150,l=[],s=0,c=!0,d=!0,u={colorOptions:["DodgerBlue","OliveDrab","Gold","pink","SlateBlue","lightblue","Violet","PaleGreen","SteelBlue","SandyBrown","Chocolate","Crimson"],colorIndex:0,colorIncrementer:0,colorThreshold:10,getColor:function(){return 10<=this.colorIncrementer&&(this.colorIncrementer=0,this.colorIndex++,this.colorIndex>=this.colorOptions.length&&(this.colorIndex=0)),this.colorIncrementer++,this.colorOptions[this.colorIndex]}};function m(t){var n,i;this.x=Math.random()*e,this.y=Math.random()*r-r,this.r=(n=10,i=30,Math.floor(Math.random()*(i-n+1)+n)),this.d=Math.random()*h+10,this.color=t,this.tilt=Math.floor(10*Math.random())-10,this.tiltAngleIncremental=.07*Math.random()+.05,this.tiltAngle=0,this.draw=function(){return o.beginPath(),o.lineWidth=this.r/2,o.strokeStyle=this.color,o.moveTo(this.x+this.tilt+this.r/4,this.y),o.lineTo(this.x+this.tilt,this.y+this.tilt+this.r/4),o.stroke()}}function n(){i.style.display="block",d=!(l=[]);for(var t=0;t<h;t++){var n=u.getColor();l.push(new m(n))}e=window.innerWidth,r=window.innerHeight,i.width=e,i.height=r,function t(){return d?null:(a=requestAnimFrame(t),function(){o.clearRect(0,0,e,r);for(var t=[],n=0;n<h;n++)i=n,t.push(l[i].draw());var i;return function(){var t,n=0;s+=.01,.1;for(var i=0;i<h;i++){if(t=l[i],d)return;!c&&t.y<-15?t.y=r+100:(w(t,i),t.y<=r&&n++,f(t,i))}0===n&&p()}(),t}())}()}function f(t,n){(t.x>e+20||t.x<-20||t.y>r)&&c&&(0<n%5||n%2==0?M(t,Math.random()*e,-10,Math.floor(10*Math.random())-10):0<Math.sin(s)?M(t,-5,Math.random()*r,Math.floor(10*Math.random())-10):M(t,e+5,Math.random()*r,Math.floor(10*Math.random())-10))}function w(t,n){t.tiltAngle+=t.tiltAngleIncremental,t.y+=(Math.cos(s+t.d)+3+t.r/2)/2,t.x+=Math.sin(s),t.tilt=15*Math.sin(t.tiltAngle-n/3)}function M(t,n,i,o){t.x=n,t.y=i,t.tilt=o}function y(){clearTimeout(t),clearTimeout(a)}function g(){c=!1,y()}function p(){d=!0,null!=o&&(o.clearRect(0,0,e,r),i.style.display="none")}function v(){y(),p(),t=setTimeout(function(){d=!(c=!0),n()},100)}window.requestAnimFrame=window.requestAnimationFrame||window.webkitRequestAnimationFrame||window.mozRequestAnimationFrame||window.oRequestAnimationFrame||window.msRequestAnimationFrame||function(t){return window.setTimeout(t,1e3/60)},this.init=function(){x("body").append('<canvas id="confettiCanvas" style="position:absolute;top:0;left:0;display:none;z-index:99;"></canvas>'),i=document.getElementById("confettiCanvas"),o=i.getContext("2d"),e=window.innerWidth,r=window.innerHeight,i.width=e,i.height=r,x(document).on("startConfetti",n),x(document).on("stopConfetti",g),x(document).on("restartConfetti",v),x("#startConfetti").click(n),x("#stopConfetti").click(g),x("#restartConfetti").click(v),x(window).resize(function(){e=window.innerWidth,r=window.innerHeight,i.width=e,i.height=r})},this.start=n,this.stop=g,this.restart=v},x.confetti.init()}(jQuery);
\ No newline at end of file
diff --git a/docs/index.html b/docs/index.html
index 9f2d6c5..3b2c37f 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -8,6 +8,7 @@
     <meta name="author" content="Deniss Dubinin">
     <title>Javascript Sudoku | &copy; Deniss Dubinin</title>
     <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css" integrity="sha384-Gn5384xqQ1aoWXA+058RXPxPg6fy4IWvTNh0E263XmFcJlSAwiGgFAW/dAiS6JXm" crossorigin="anonymous">
+    <link rel="stylesheet" href="../dist/sudoku.min.css">
     <link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/denissdubinin/javascript-sudoku@latest/dist/sudoku.min.css">
     <link rel="icon" href="assets/favicon.ico">
 </head>
@@ -37,8 +38,7 @@ <h1 class="text-primary text-center">SUDOKU</h1>
 
     <script src="https://cdn.jsdelivr.net/gh/jquery/jquery@3.2.1/dist/jquery.min.js"></script>
     <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
-    <script src="https://cdn.jsdelivr.net/gh/denissdubinin/javascript-sudoku@latest/dist/sudoku.min.js"></script>
-    <script src="assets/jquery.confetti.min.js"></script>
+    <script src="../dist/sudoku.min.js"></script>
 
     <script>
         $(document).ready(function() { 
diff --git a/package.json b/package.json
index fce8355..b448f9f 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "javascript-sudoku-game",
     "description": "Sudoku game on Javascript (jQuery)",
-    "version": "1.1.1",
+    "version": "1.1.2",
     "license": "MIT",
     "repository": {
         "type": "git",
diff --git a/src/sudoku.js b/src/sudoku.js
index cd3fbf0..a4410ff 100644
--- a/src/sudoku.js
+++ b/src/sudoku.js
@@ -120,7 +120,7 @@ window.sudoku = {
                 });
 
                 if (checkResults(filledMatrix, window.sudoku.fullMatrix)) {
-                    $(document).trigger('startConfetti'); // TODO: ADD BETTER SUCCESS CALLBACK
+                    $(document).trigger('sudoku.success.on');
                 }
             }
         }
@@ -184,7 +184,7 @@ window.sudoku = {
             $('body').on('click', '#gn-sudoku', function () {
                 var popup = confirm('Are you sure?');
                 if (popup == true) {
-                    $(document).trigger('stopConfetti');
+                    $(document).trigger('sudoku.success.off');
                     $('.sudoku-cell input:disabled:not(.default-cell)').prop('disabled', false);
                     $('.sudoku-cell').removeClass('invalid-cell');
                     $('.sudoku-cell input.default-cell').removeClass('default-cell');
diff --git a/src/sudoku.scss b/src/sudoku.scss
index 3244934..6c2d5e5 100644
--- a/src/sudoku.scss
+++ b/src/sudoku.scss
@@ -17,13 +17,22 @@
     }
 
     table {
-        width: 370px;
         height: 370px;
+        position: relative;
+        width: 370px;
+
+        .success-overlay {
+            background: rgba(85, 216, 85, .25);
+            height: 100%;
+            position: absolute;
+            top: 0;
+            width: 100%;
+        }
     }
 
     .sudoku-cell {
-        text-align: center;
         padding: 0;
+        text-align: center;
 
         &.invalid-cell input {
             background: #f9d4d4;