#cfacebook {
    position: fixed;
    bottom: 0px;
    right: 0;
    z-index: 999999999999999;
    width: 260px;
    height: auto;
    box-shadow: 6px 6px 6px 10px rgba(0, 0, 0, 0.2);
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    overflow: hidden;
}
#cfacebook a.chat_fb {
    float: left;
    padding: 0 15px;
    width: 260px;
    color: #fff;
    text-decoration: none;
    height: 38px;
    line-height: 40px;
    text-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
    background-repeat: repeat-x;
    background-size: auto;
    background-position: 0 0;
    background-color: #3a5897;
    border: 0;
    z-index: 9999999;
    margin-right: 12px;
    font-size: 14px;
    font-weight: bold;
}
#cfacebook .fchat {
    float: left;
    width: 100%;
    height: 300px;
    overflow: hidden;
    display: none;
    background-color: #fff;
}