body {
  font-family: Arial, sans-serif;
  background-color: #f5f5f5;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.chat-icon {
  position: fixed;
  bottom: 20px;
  right: 20px;
  font-size: 30px;
  padding: 15px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.chat-box {
  position: fixed;
  bottom: 80px;
  right: 20px;
  width: 350px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  display: flex;
  flex-direction: column;
}

.chat-header {
  background-color: #0066b2;
  color: white;
  padding: 10px;
  text-align: center;
  font-size: 18px;
  border-radius: 10px 10px 0 0;
  display: flex;
  justify-content: start;
}

.chat-messages {
  height: 300px;
  overflow-y: scroll;
  padding: 10px;
  border-bottom: 1px solid #ddd;
}

.chat-input {
  display: flex;
  padding: 10px;
  border-radius: 0 0 10px 10px;
}

.chat-input input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ddd;
  border-radius: 5px;
}

.chat-input button {
  margin-left: 10px;
  padding: 10px 15px;
  background-color: #0066b2;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

.chat-input button:hover {
  background-color: #0066b2;
}