.cont-multichat {
    width: 48px;
    bottom: 40px;
    right: 16px;
    position: fixed;
    z-index: 1000
}

.cont-multichat a {
    width: 48px;
    height: 48px;
    margin-bottom: 10px;
    display: block;
    box-shadow: 0 0 1px #999;
    border-radius: 50%;
    background: #fff;
    color: #fff
}

.cont-multichat img {
    width: 48px;
}