#chat-toggle {
    position:fixed;
    right:24px;
    bottom:24px;
    z-index:9999;
    width:56px;
    height:56px;
    border:none;
    border-radius:50%;
    background-color:#1976d2;
    box-shadow:0 2px 8px rgba(0,0,0,0.2);
    display:flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
}
#chat-widget {
    position:fixed;
    right:24px;
    bottom:88px;
    width:400px;
    height:600px;
    z-index:10000;
    border:none;
    display:none;
    border-radius:8px;
    box-shadow:0 2px 8px rgba(0,0,0,0.2);
}