/* Reset default margins and padding */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body styling */
body {
  font-family: 'Arial', sans-serif;
  background-color: #f4f7fa;
  padding: 20px;
  max-width: 800px;
  margin: 0 auto;
  color: #333;
}

/* Headings */
h2 {
  font-size: 1.5rem;
  margin-bottom: 15px;
  color: #2c3e50;
}

/* Button styling */
button {
  background-color: #3498db;
  color: white;
  border: none;
  padding: 10px 20px;
  margin: 5px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  transition: background-color 0.3s ease, transform 0.1s ease;
}

button:hover {
  background-color: #2980b9;
  transform: translateY(-2px);
}

button:active {
  transform: translateY(0);
}

/* Paragraph and span styling */
p {
  font-size: 1.1rem;
  margin: 10px 0;
}

span {
  font-weight: bold;
  color: #e74c3c;
}

/* Response area */
pre#response {
  background-color: #2c3e50;
  color: #ecf0f1;
  padding: 15px;
  border-radius: 5px;
  min-height: 100px;
  font-family: 'Courier New', monospace;
  white-space: pre-wrap;
  word-wrap: break-word;
  margin-top: 20px;
  overflow-x: auto;
}

/* Responsive design */
@media (max-width: 600px) {
  body {
    padding: 10px;
  }

  button {
    display: block;
    width: 100%;
    margin: 10px 0;
  }

  h2 {
    font-size: 1.3rem;
  }

  p {
    font-size: 1rem;
  }
}