JSFiddle - React, Tailwind, and code Playground
by avneedu
HTML
<script src="http://www.snorkl.tv/dev/libs/greensock/TweenMax.min.js"></script>
<h3>mouseover the buttons</h3>
<span class="button">button1</span>
<span class="button">button2</span>
<span class="button">button3</span>
<span class="button">button4</span>
<div id="greenButton">green</div>
CSS
.button{
position:relative;
padding:10px;
margin:10px;
background-color:#c00;
color:#fff;
display:inline-block;
cursor:pointer;
}
#greenButton{
position:relative;
padding:10px;
margin:10px;
background-color:#0c0;
color:#fff;
display:block;
cursor:pointer;
width:80px;
}
JavaScript
//jquery for multiple buttons
$('.button').mouseover(function (e){
TweenLite.to($(this), .2, {css:{opacity:0.3}});
})
//singe item, no jquery necessary
var green = document.getElementById("greenButton");
green.onmouseover = function(){
TweenLite.to(green, .2, {css:{opacity:0.3}});
}