.chat-component-avatar-circle {
    display: inline-block;
    background-color: #B0C4DE;
    color: #fff;
    border-radius: 50% !important;
    font-size: 22px;
    line-height: 45px; /* set to same size as width, height */
    width: 45px;
    height: 45px;
    text-align: center;
}