div.wdg-user-gravatar {
    display: inline-block;
    position: relative;
}

.wdg-user-gravatar > svg,
.wdg-user-gravatar.show > img {
    margin: 0;
}

.wdg-user-gravatar > img {
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    margin: 0;
}

.wdg-user-gravatar.show > img {
    opacity: 1;
    transition: opacity .3s;
}