#chat_obal{
  width: 320px;
  height: 440px;
  background-color: #ddd;
  padding: 10px;
}
#chat_obal h2{
  margin: 0;
}

#chat{
  width: 300px; 
  height: 300px; 
  overflow: auto; /* <label id="code.overflow" /> */
  background-color: #fff;
  padding: 10px;
}
