.initials {
    text-align: center;
    vertical-align: middle;
    color: #fff;
    border-radius: 50%;
    display: inline-block;
    -webkit-box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}

.initials-xl {
    height: 120px;
    width: 120px;
    line-height: 120px;
    font-size: 58px;
}

.initials-lg {
    height: 80px;
    width: 80px;
    line-height: 80px;
    font-size: 44px;
}

.initials-md {
    height: 50px;
    width: 50px;
    line-height: 50px;
    font-size: 20px;
}

.initials-sm {
    height: 36px;
    width: 36px;
    line-height: 38px;
    font-size: 16px;
}

.initials-xs {
    height: 24px;
    width: 24px;
    line-height: 24px;
    font-size: 10px;
}