JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
    <ul class="img">
        <li>
            <figure>
                <img src="http://fentezi-mir.ru/images/1/angel_8.jpg" alt="" width="250">
                    <figcaption><span>Подробно</span></figcaption>
            </figure>
        </li>
        <li>
            <figure>
                <img src="http://fentezi-mir.ru/images/1/angel_8.jpg" alt="" width="250">
                <figcaption><span>Подробно</span></figcaption>
            </figure>
        </li>
        <li>
            <figure>
                <img src="http://fentezi-mir.ru/images/1/angel_8.jpg" alt="" width="250">
                <figcaption><span>Подробно</span></figcaption>
            </figure>
        </li>
    </ul>
</div>

CSS

.wrapper {
    width: 1000px;
}
ul {
    list-style: none;
}
li {
    position: relative;
    float:left;
    overflow:hidden;
    outline: 1px solid black;
    margin: 0 5px;
}
figure {
    margin: 0 0;
}
.img li figcaption {
    position: absolute;
    width:100%;
    height: 100%;
    background-color: green;
    top: 100%;
    left: 0;
    transition: 0.5s;
}
.img li figcaption span {
    border: 1px solid #fff;
    border-radius: 5px;
    padding: 5px;
    width: 100px;
    height: 30px;
    position: absolute;
    text-align:center;
    top:50%;
    left:50%;
    margin: -15px 0 0 -50px;
    box-sizing:border-box;
}

li:hover figcaption {
    top: 0;
    transition: 0.5s;
}