JSFiddle - React, Tailwind, and code Playground

by jfriend00

HTML

Hover the mouse over the red box
<div id="bar"></div>

CSS

#bar {height: 50px; width: 100px; background-color: red;}

#bar { 
    -webkit-transition: 2s linear; 
    -moz-transition: 2s linear; 
    transition: 2s linear; 
    
    -webkit-transform: scaleX(1);
    -moz-transform: scaleX(1);
    transform: scaleX(1);

    -webkit-transform-origin: 0 0;
    -moz-transform-origin: 0 0;
    transform-origin: 0 0;
}
#bar:hover { 
    -webkit-transition: .2s linear; 
    -moz-transition: .2s linear; 
    transition: .2s linear; 
    -webkit-transform: scaleX(2);
    -moz-transform: scaleX(2);
    transform: scaleX(2);
}