JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
    <div class="target"></div>
    <div class="target"></div>
    <div class="target"></div>
    <div class="target"></div>
    <div class="target"></div>
    <div class="target"></div>
</div>

CSS

.target {
    width: 100px;
    height: 100px;
    border: 1px solid #000;
    border-radius: 50px;
    margin: 10px;
    display: inline-block;
}

.container:hover .target {
    transform: scale(0.9);
    transition-timing-function: ease-in;
    transition: 0.2s;
}
.container .target:hover {
    transform: scale(1.1);
    transition-timing-function: ease-in;
    transition: 0.2s;
}