<!DOCTYPE html>
<html>
    <head>
  <meta charset="utf-8">


  <style type="text/css">
   *,
   * {
       margin: 0;
       padding: 0;
       box-sizing: border-box;
   }

   #canvas {
       -webkit-touch-callout: none;
       -webkit-user-select: none;
       -khtml-user-select: none;
       -moz-user-select: none;
       -ms-user-select: none;
       user-select: none;
   }

   .color {
       color: #eeeeee;
   }

   .row {
       height: 14px;
   }

   .cell {
       width: 14px;
       height: 14px;