body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}
.container-p {
  max-width: 800px;
  margin: 30px auto;
  padding: 20px;
}
h1 {
  text-align: center;
  margin-bottom: 20px;
}
.patent {
  background-color: #f9f9f9;
  border-radius: 5px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}
.patent h3 {
  margin-top: 0;
}
.patent p {
  margin-bottom: 10px;
  font-size: 1.5rem;
}