#chatIcon {
    position: fixed;
    right: 20px;
    bottom: 20px;
    background: #FFC000;
    color: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    text-align: center;
    line-height: 60px;
    font-size: 28px;
    cursor: pointer;
    z-index: 9999;
}

#chatpopupOverlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.6);
    z-index: 9998;
}

#chatpopupBox {
    display: none;
    width: 360px;
    background: #fff;
    padding: 20px;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 12px;
    z-index: 9999;
}

.close-popup {
    float: right;
    font-size: 22px;
    cursor: pointer;
}

#chatpopupBox input,
#chatpopupBox textarea {
    width: 100%;
    padding: 10px;
    margin: 6px 0;
}

#sendBtn {
    background: #182D66;
    color: #fff;
    padding: 10px;
    width: 100%;
    border-radius: 5px;
    border: none;
}

h3#chatpopupTitle, #chatAlert {
    text-align: center;
}