#eac-chat-box {
  max-width: 600px;
  margin: 20px auto;
  border: 1px solid #ccc;
  background: #fff;
  padding: 10px;
  font-family: Arial, sans-serif;
}
#eac-messages {
  height: 350px;
  overflow-y: auto;
  border-bottom: 1px solid #ccc;
  margin-bottom: 10px;
  padding: 5px;
}
#eac-messages .message {
  margin-bottom: 10px;
}
#eac-messages .message strong {
  color: #006699;
}
#eac-form {
  display: flex;
  gap: 5px;
}
#eac-form input[type="text"] {
  flex: 1;
  padding: 6px;
}