/* Reset CSS */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-image: url('mathbg.jpg');
  background-position: fill;
  background-repeat: no-repeat;
  background-size: cover;
  font-family: 'Roboto', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  height: 100vh;
}

/* Chat Box */
.chat {
  background: linear-gradient(to bottom, #b990f6, #42bbf3);
  border: 1px solid #ccc;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
  width: 400px;
  height: 500px;
  display: flex;
  flex-direction: column;
  overflow: hidden; /* Prevent scrollbars from appearing outside chat box */
}

.chat-header {
  padding: 20px;
  background-color: #007bff;
  color: #fff;
  border-top-left-radius: 10px;
  border-top-right-radius: 10px;
}

.chat-header h2 {
  margin: 0;
}

.chat-body {
  flex: 1;
  overflow-y: auto; /* Use auto to automatically show scrollbars when needed */
  padding: 10px;
}

.chat-body .message {
  margin-bottom: 10px;
  padding: 10px;
  border-radius: 5px;
  background-color: #f0f0f0;
}

.chat-body .user-message {
  background-color: #d3eaf5;
  text-align: right;
}

.user-input {
  padding: 10px;
  display: flex;
  align-items: center;
}

.user-input input {
  flex: 1;
  font-size: 16px;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 10px 0 0 10px;
}

.user-input button {
  font-size: 16px;
  padding: 12px 20px;
  border: none;
  background-color: #007bff;
  color: #fff;
  border-radius: 0 10px 10px 0;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.user-input button:hover {
  background-color: #0056b3;
}

/* Message animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}