.float-contact {
    position: fixed;
    bottom: 20px;
    left: 20px;
    z-index: 99999;
}
.chat-zalo, .chat-facebook, .call-hotline {
    display: block;
    margin-bottom: 6px;
    line-height: 0;
}
.phonelink {
    font-size: 18px;
    position: fixed;
    bottom: 15px;
    right: 0;
    margin: 10px;
    z-index: 9999;
    border: 2px solid #d1d1d1;
    padding: 7px 15px 7px 10px;
    border-radius: 24px;
    background: #f00;
    font-weight: bold;
    color: #fff;
}