JSFiddle - React, Tailwind, and code Playground

by magikMaker

HTML

<div class="notification-modal">
    <canvas id="confetti"></canvas>
    <span class="close-button">X</span>
    <div class="notification-content ">

        <h1 class="title">Gefeliciteerd</h1>
        <p class="tag-line">Je hoort er nu ook bij!</p>
        <button class="button">Okidoki</button>
    </div>
</div>

CSS

body,
        html {
            background-color: #f1f1f1;
            height: 100%;
            margin: 0;
            overflow: hidden;
            padding: 0;
            width: 100%;
        }

        body {
            background: repeating-radial-gradient(circle, pink, pink 20px, #fff 5px, white 30px);
        }

        body::after {
            background-color: rgba(0, 0, 0, 0.3);
            bottom: 0;
            content: '';
            display: block;
            left: 0;
            position: absolute;
            right: 0;
            top: 0;
            z-index: 1;
        }

        #confetti {
            height: 100%;
            width: 100%;
        }

        .notification-modal {
            background-color: rgba(241, 241, 241, 0.92);
            height: 50vh;
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 100%;
            z-index: 99999;
        }

        .notification-content {
            margin: 0 auto;
            position: absolute;
            text-align: center;
            transform: translateY(-50%);
            top: 50%;
            width: 100%;
        }

        .close-button {
            color: #111;
            cursor: pointer;
            font-size: 25pt;
            font-weight: bold;
            position: absolute;
            right: 10px;
            top: 10px;
            z-index: 100;
        }

        .title {
            color: #c00;
            font-family: monospace;
            font-size: 40pt;
            font-weight: bold;
        }

        .tag-line {
            color: #0c0;
            font-family: monospace;
            font-size: 25pt;
            font-weight: bold;
        }

        .button {
            background-color: #00c;
            border: 0;
            border-radius: 50px;
            color: #f1f1f1;
            cursor: pointer;
            font-family: monospace;
            font-size: 20pt;
            font-weight: bold;
...

JavaScript

(function() {

    // const variables
    var NUM_CONFETTI = 100,
        USE_RANDOM_COLOURS = true,
        COLOURS = [[85, 71, 106], [174, 61, 99], [219, 56, 83], [244, 92, 68], [248, 182, 70]],
        PI_2 = 2 * Math.PI;

    // let variables
    var canvas = document.getElementById('confetti'),
        context = canvas.getContext('2d'),
        confetti = [],
        xPosition = 0.5;

    /**
     * Confetti piece
     *
     * @constructor
     */
    function Confetti() {
        this.rgb = USE_RANDOM_COLOURS ? [randomColourComponent(), randomColourComponent(), randomColourComponent()] : COLOURS[~~range(0, COLOURS.length)]
        this.r = ~~range(2, 6);
        this.r2 = 2 * this.r;
        this.xmax = canvas.width - this.r;
        this.ymax = canvas.height - this.r;
        this.reset();
    }

    /**
     * resets the confetti piece, this idone initially and also when it is out
     * of bounds, i.e. opacity < 0 or if it has fallen bellow the max y value.
     */
    Confetti.prototype.reset = function() {
        this.opacity = 0;
        this.dop = 0.03 * range(1, 4);
        this.x = range(-this.r2, canvas.width + this.r2);
        this.y = range(-this.r2, canvas.height - this.r2);
        this.vx = range(0, 2) + 8 * xPosition - 5;
        this.vy = 0.7 * this.r + range(-1, 1);
    };

    /**
     * draws this piece on the canvas
     */
    Confetti.prototype.draw = function() {
        var reference = this.x;
        this.x += this.vx;
        this.y += this.vy;
        this.opacity += this.dop;

        if(this.opacity > 1) {
            this.opacity = 1;
            this.dop *= -1;
        }

        if(this.opacity < 0 || this.y > this.ymax + this.r2) {
            this.reset();
        }

        if(reference > this.xmax + this.r2 || reference < 0 - this.r2) {
            this.x = (reference + this.xmax) % this.xmax;
        }

        drawCircle(~~this.x, ~~this.y, this.r, `rgba(${this.rgb[0]}, ${this.rgb[1]}, ${this.rgb[2]},...