JSFiddle - React, Tailwind, and code Playground

HTML

<img class="green" ...

CSS

img{
	width: 16px;
	cursor: pointer;
    margin: 10px;
    border: 0px solid #ffffff;
}

img.green:hover{
  border-color: #66afe9;
  box-shadow: 0 0 8px rgba(0,255,0, 0.6);
}
img.red:hover{
  border-color: #66afe9;
  box-shadow: 0 0 8px rgba(255,0,0, 0.6);
}