#sarthak-chat-btn{
position:fixed;
bottom:20px;
right:20px;
width:60px;
height:60px;
background:#0b5ed7;
border-radius:50%;
color:white;
display:flex;
align-items:center;
justify-content:center;
cursor:pointer;
z-index:99999;
font-size:26px;
box-shadow:0 4px 12px rgba(0,0,0,0.3);
}

#sarthak-chat-box{
position:fixed;
bottom:90px;
right:20px;
width:340px;
height:500px;
background:white;
border-radius:14px;
box-shadow:0 5px 20px rgba(0,0,0,0.2);
display:none;
flex-direction:column;
overflow:hidden;
z-index:99999;
font-family:Arial,sans-serif;
}

#sarthak-chat-header{
background:#0b5ed7;
color:white;
padding:15px;
font-weight:bold;
}

#sarthak-chat-messages{
flex:1;
padding:10px;
overflow-y:auto;
font-size:14px;
}

#sarthak-chat-input{
display:flex;
border-top:1px solid #ddd;
}

#sarthak-chat-input input{
flex:1;
border:none;
padding:12px;
outline:none;
}

#sarthak-chat-input button{
background:#0b5ed7;
color:white;
border:none;
padding:12px 16px;
cursor:pointer;
}
@media(max-width:480px){

#sarthak-chat-box{
width:95%;
right:2.5%;
height:80vh;
bottom:80px;
}

}