JSFiddle - React, Tailwind, and code Playground

HTML

<div id="splash">
    <img src="http://lorempixel.com/512/512/" />
    <progress></progress>
    <img src="http://lorempixel.com/512/512/" />
</div>

CSS

body { 
    margin: 0;                /* 1 */
}

#splash { 
    height: 100vh;
    display: flex;            /* 2 */
    flex-direction: column;   /* 2 */
}

#splash > img {
    min-height: 0;            /* 3 */
    object-fit: contain;      /* 4 */
    width: 100%;
}

progress {
    width: 100%;
}