JSFiddle - React, Tailwind, and code Playground

by TsarS

HTML

<link href="https://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">

<body>
  <div class="grid__container grid__header">
    <div class="grid__logo--header">
      <h3>Site.com</h3>
    </div>
    <div class="grid__menu">
      <i class="material-icons md-48 menu__button">dashboard</i>
    </div>
  </div>
  <div class="grid__container grid__main index-page__text">
    <h1>
   This <span class="index-page__text--blue">site</span> do <span class="index-page__text--black">nothing</span> 
   </h1>
  </div>
  <div class="grid__container grid__footer">
    footer
  </div>

</body>

CSS

@import ('https://fonts.googleapis.com/css?family=Roboto&subset=latin,cyrillic-ext');

html,
body {
    height: 100%;
    min-height: 100vh;
    margin: 0;
    padding: 0;
    display: -webkit-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;    
    -webkit-flex-direction: column;
    -ms-flex-direction: column;
    flex-direction: column;
    font-family: 'Roboto', sans-serif;
    font-size: 100%;     
    font-weight: 400;
    
}
h3 {
  font-size : 1.45em;
}
.material-icons.md-48 {
    font-size: 48px;    
}
.menu__button {
   color: #ff4081;
}
.menu__button--active {
   color: blue;
}
.grid__container {
    max-width: 960px;
    margin: 0 auto;
}

/* Header */
.grid__header {
    min-height: 64px;
    height: 64px;
    width:100%;
    display: -webkit-flex;
	  display: flex;
    background: transparent;
    -webkit-flex-direction: row;
    -ms-flex-direction: row;
    flex-direction: row;
    -webkit-justify-content: space-between; /* Safari 6.1+ */
    justify-content: space-between;
} 
.grid__logo--header {
  padding-left:20px;
}
.grid__menu {}

/* **** */
.grid__main {
  flex :1;
}

JavaScript

(function () {
   var menuTag = ".grid__menu i";   
    var activeModificator = "--active";
    var className = 'menu__button';
    var menu_button = document.querySelector(menuTag);    
    menu_button.onclick =function() {

       if (menu_button.classList.contains(className)) {       
        document.querySelector(menuTag).classList.add(className + activeModificator);
        document.querySelector(menuTag).classList.remove(className);
       } else if (menu_button.classList.contains(className+activeModificator)) {
        document.querySelector(menuTag).classList.add(className);
        document.querySelector(menuTag).classList.remove(className+activeModificator);       
        } else {
            return       
            }
  };    
})();