#ola-chat{
    max-width:700px;
    margin:auto;
    border:1px solid #ddd;
    border-radius:14px;
    overflow:hidden;
    background:#fff;
}

#ola-messages{
    height:500px;
    overflow-y:auto;
    padding:20px;
    background:#f7f7f7;
}

.ola-user{
    background:#1e88e5;
    color:white;
    padding:12px;
    border-radius:12px;
    margin-bottom:12px;
    max-width:80%;
    margin-left:auto;
}

.ola-ai{
    background:white;
    padding:12px;
    border-radius:12px;
    margin-bottom:12px;
    max-width:80%;
    border:1px solid #ddd;
}

#ola-input-area{
    display:flex;
    border-top:1px solid #ddd;
}

#ola-input{
    flex:1;
    border:none;
    padding:15px;
    font-size:16px;
}

#ola-send{
    border:none;
    padding:15px 25px;
    cursor:pointer;
}