.round-image-100px {
    width: 100px;
    height: 100px;
    border: 3px solid #fff;
    -o-object-fit: cover;
    object-fit: cover;
}

.img-hd-avatar-user {
    position:absolute;
    left:50%;
    top:5rem;
}

.center-left-50percent {
    left:-50%;
}