JSFiddle - React, Tailwind, and code Playground

by psycketom

HTML

<canvas id="smiley" width="400" height="400"></canvas>

CSS

body
{
    background: -webkit-canvas(#smiley);
    background: -moz-background(#smiley);
    
    background-position: center top;
    background-repeat: no-repeat;
}

JavaScript

var smileyElement = document.getElementById('smiley');
var smileyCanvas = smileyElement.getContext('2d');

var smiley = new Image();
smiley.src = 'http://images4.wikia.nocookie.net/__cb20080915185924/emoticon/images/1/16/Blue_smiley_face.png';
smiley.onload = function()
{
    smileyCanvas.shadowColor = 'rgba(0, 0, 0, 0.5)';
    smileyCanvas.shadowOffsetX = -10;
    smileyCanvas.shadowOffsetY = -10;
    
    smileyCanvas.shadowBlur = 10;
    
    smileyCanvas.drawImage(this, 0, 0);
    
    setTimeout(function() {
        smileyElement.style.position = 'absolute';
        smileyElement.style.left = '-400px';
        smileyElement.style.top = '-400px';
    }, 2000); // a noticeable delay
};