.avatar-large, .avatar-profile, .avatar-small, .avatar-xlarge, .avatar-xsmall, .avatar-xxlarge {
    -webkit-background-clip: padding;
    -moz-background-clip: padding;
    background-clip: padding-box;
    position: relative;
    background-color: none;
    background-position: center center;
    -webkit-border-radius: 50%;
    border-radius: 20%;
}
.avatar-popout {
    width: 90px;
    height: 90px;
    -webkit-background-size: 90px 90px;
    -moz-background-size: 90px 90px;
    background-size: 90px 90px;
    -webkit-border-radius: 50%;
    border-radius: 20%;
}