JSFiddle - React, Tailwind, and code Playground

by halirgb

HTML

<button class="btn-surprize">
    Butt Sex! 
    <span>Surprize!</span>
</button>

CSS

.btn-surprize{
    background-color:transparent;
    border:1px solid red;
    position:relative;
    overflow:hidden;
}
.btn-surprize span{
    position:absolute;
    top:0;
    left:0;
    background-color:green;
    width:100%;
    height:100%;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -ms-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}
.btn-surprize:hover span{
    left:100%;
}