JSFiddle - React, Tailwind, and code Playground

HTML

<div class="header"> 
            <div class="header_element">
                <a title="Home" href="page.php"> Home </a>
            </div>
</div>

CSS

div.header_element {
display: table-cell;
text-align: center;
vertical-align: middle;
}

div.header_element:hover {
background-position: center;
background-image: url("https://i.imgur.com/Y5zwsMb.png");
background-repeat: no-repeat;     -webkit-animation: fadein 2s; /* Safari, Chrome and Opera > 12.1 */
       -moz-animation: fadein 2s; /* Firefox < 16 */
        -ms-animation: fadein 2s; /* Internet Explorer */
         -o-animation: fadein 2s; /* Opera < 12.1 */
            animation: fadein 2s;
}

@keyframes fadein {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Firefox < 16 */
@-moz-keyframes fadein {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Safari, Chrome and Opera > 12.1 */
@-webkit-keyframes fadein {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Internet Explorer */
@-ms-keyframes fadein {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* Opera < 12.1 */
@-o-keyframes fadein {
    from { opacity: 0; }
    to   { opacity: 1; }
}