JSFiddle - React, Tailwind, and code Playground

by Marcos vini

HTML

<div for="modal" class="modal-bg none"></div>
    <div class="modal-content">
        <header><h2>teste</h2></header>
        <article class="content none">
     xxxxxx
        </article>
        <footer>
            <a class="fechar button danger">Fechar</a>
        </footer>
    </div>
    
    <button data-modal='edit-episodio'>
    Open
    </button>

CSS

.none{
  display:none;
}
.modal-bg {
    z-index: 99;
    visibility: visible;
    background-color: black;
    opacity: 0.7;
    transition: background-color 250ms linear;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1000%;
}

.modal-content {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 50%;
    height: auto;
    margin-top: -18%;
    margin-left: -25%;
    padding: 10px;
    background-color: white;
    border-radius: 4px;
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
    visibility: visible;
    transform: scale(1);
    transition: transform 250ms ease;
    z-index: 9999;
}

    .modal-content > header {
        background: #58543d;
        padding: 0;
        position: relative;
        display: block;
        border-bottom: 1px solid #eee;
    }

        .modal-content > header:before, .modal-content > header:after {
            display: table;
            content: " ";
            clear: both;
        }

    .modal-content header h2 {
        padding: 0;
        font-size: 25px;
        font-family: Raleway, arial, sans-serif;
        margin: 0;
        color: #fff;
        text-align: center;
        line-height: 20px;
        width: 100%;
        border: 0;
        padding-top: 15px;
    }

    .modal-content footer {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        margin: 0;
        padding: 10px 0 10px;
    }

        .modal-content footer .button {
            position: relative;
            padding: 10px 30px;
            border-radius: 3px;
            font-size: 14px;
            font-weight: 400;
            color: white;
            text-transform: uppercase;
            overflow: hidden;
            background-color: #e74c3c;
            text-decoration: none;
        }

JavaScript

var modal_bg = document.querySelector('.modal-bg');
var modal_container = document.querySelector('.modal-content');

function eventmodal(){
if(modal_container.classList.contains("none")){
modal_container.classList.remove('none');
modal_bg.classList.remove('none');
}else{
modal_container.classList.add('none');
modal_bg.classList.add('none');
}
}

document.querySelector('button[data-modal="edit-episodio"]').addEventListener("click",function(){
eventmodal();
});


document.querySelector('footer .fechar').addEventListener("click",function(){
eventmodal();
});