gallery {
    display: flex;
    flex-wrap: wrap;
}
gallery::after {
    content: '';
    flex-grow: 999999999;
}
gallery div {
    margin: .25rem;
    background-color: violet;
    position: relative;
}
gallery i{
    display: block;
}
gallery img {
    position: absolute;
    top: 0;
    width: 100%;
    vertical-align: bottom;
}
img[loading="lazy"] {
    filter: blur(5px);
    transition: filter 400ms;
}

img[loading="lazy"].loaded {
    filter: blur(0);
}