JSFiddle - React, Tailwind, and code Playground
HTML
<div>
<img class="img1" src="https://hsto.org/files/da3/bd5/ecd/da3bd5ecd9bd422c843de05a208cee2d.png" alt="">
</div>
<div>
<img class="img2" src="https://hsto.org/files/da3/bd5/ecd/da3bd5ecd9bd422c843de05a208cee2d.png" alt="">
</div>
CSS
.img1 {
filter: drop-shadow(0px 0px 1px red);
}
.img2 {
filter: drop-shadow(0px 0px 0px transparent);
}
.img2:hover {
filter: drop-shadow(0px 100px 0px red);
position: absolute;
top: -48px;
}