/* Resetando alguns estilos padrão */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f9;
  color: #333;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.container {
  width: 80%;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

header {
  text-align: center;
  margin-bottom: 20px;
}

h1 {
  font-size: 2rem;
  color: #2c3e50;
}

p {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #34495e;
}

.resultado {
  margin-top: 30px;
}

h2 {
  font-size: 1.5rem;
  margin-bottom: 10px;
  color: #16a085;
}

#output {
  margin-top: 15px;
  background-color: #ecf0f1;
  padding: 15px;
  border-radius: 5px;
  border: 1px solid #bdc3c7;
}

strong {
  color: #e74c3c;
}