[рони]

fori,

<img src="data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"></img>

<style>
img {
    width: 25vmin;
    height: 25vmin;
    background-color: brown;
}
body{
background:grey;}
</style>