JSFiddle - React, Tailwind, and code Playground

by BurpmanJunior

HTML

<div data-slider>
    <ul>
        <li style="background-image: url(http://lorempixel.com/1280/800/nature/);"></li>
        <li style="background-image: url(http://lorempixel.com/1280/800/abstract/);"></li>
        <li style="background-image: url(http://lorempixel.com/1280/800/city/);"></li>
    </ul>
</div>

CSS

/** DEMO ONLY CSS **/

body {
    margin: 0;
    padding: 0;
}


/** SLIDER **/

[data-slider], [data-slider] * {
    box-sizing: border-box;
}
[data-slider] {
    width: 100%;
    position: relative;
    transition: opacity 600ms;
    -webkit-transition: opacity 600ms;
    -moz-transition: opacity 600ms;
    -ms-transition: opacity 600ms;
    -o-transition: opacity 600ms;
    opacity: 0;
}
[data-slider].slider-init {
    opacity: 1;
}
[data-slider] > ul:not(.slider-controls) {
    position: relative;
    margin: 0;
    padding: 0;
    height: 100vh;
    transition: height 300ms;
    -webkit-transition: height 300ms;
    -moz-transition: height 300ms;
    -ms-transition: height 300ms;
    -o-transition: height 300ms;
}
[data-slider] > ul:not(.slider-controls) > li {
    list-style-type: none;
    display: block;
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-size: cover;
    background-position: center center;
    padding: 15px;
    color: #fff;
}
[data-slider] ul.slider-controls {
    display: block;
    position: absolute;
    margin: 0;
    padding: 0;
    bottom: 4px;
    width: 100%;
    z-index: 3;
    text-align: center;
    line-height: 1.6;
}
[data-slider] ul.slider-controls li {
    list-style-type: none;
    display: inline-block;
    font-size: 0;
    text-indent: -9999px;
    width: 12px;
    height: 12px;
    border-radius: 6px;
    margin: 0 4px;
    border: 2px solid #fff;
    background-color: rgba(0, 0, 0, 0.3);
    cursor: pointer;
    box-shadow: 0 0 4px rgba(0, 0, 0, 0.3);
    transition: border-width 300ms;
    -webkit-transition: border-width 300ms;
    -moz-transition: border-width 300ms;
    -ms-transition: border-width 300ms;
    -o-transition: border-width 300ms;
    vertical-align: middle;
}
[data-slider] ul.slider-controls li.active {
    border-width: 6px;
}

JavaScript

/**
 * Slider
 * @type {Object}
 */
var slider = {
    elems: $('[data-slider]'),
    slideDelay: 6000,
    animationDuration: 800,
    sliderData: {},
    init: function () {
        var _s = this;
        var i = 0;
        _s.elems.each(function () {
            var v = {
                elem: $(this),
                totalSlides: $('> ul:not(.slider-controls) > li', this).length,
                currentSlide: 1
            }
            if (v.totalSlides > 0) {
                var c = 1;
                $('> ul:not(.slider-controls) > li', this).each(function () {
                    if (c == 1) {
                        $(this).addClass('active');
                    } else {
                        $(this).hide();
                    }
                    c++;
                });
                _s.sliderData[i] = v;
                _s.sliderSetup(i);
                _s.buildDOM(i);
                i++;
            } else {
                $(this).remove();
            }
            v.elem.addClass('slider-init');
        });
        _s.bindControls();
    },
    buildDOM: function (i) {
        var _s = slider;
        var elem = _s.sliderData[i];
        $(elem.elem).append($('<ul />').addClass('slider-controls'));
        var controls = $('ul.slider-controls', elem.elem);
        for (var c = 0; c < elem.totalSlides; c++) {
            var n = (c + 1);
            controls.append($('<li />').html(n).attr('data-slider-controls', i).attr('data-slide', n));
        }
    },
    bindControls: function () {
        var _s = slider;
        var c = 1;
        $('ul.slider-controls > li:not([data-bound])').each(function () {
            $(this).attr('data-bound', true).click(function (e) {
                e.preventDefault();
                _s.goToSlide($(this).data('slider-controls'), $(this).data('slide'));
                return false;
            });
            if (c == _s.sliderData[$(this).data('slider-controls')].currentSlide) {
               ...