* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
  }
  
  header {
    background-color: #4CAF50;
    color: white;
    padding: 10px 0;
    text-align: center;
  }
  
  header .logo h1 {
    font-size: 2.5em;
  }
  
  nav ul {
    list-style: none;
    padding: 0;
  }
  
  nav ul li {
    display: inline;
    margin: 0 15px;
  }
  
  nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 1.2em;
  }
  
  main {
    padding: 20px;
  }
  
  h2 {
    color: #4CAF50;
    margin-bottom: 20px;
  }
  
  .plant-container {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: space-around;
  }
  
  .plant {
    background-color: white;
    border: 1px solid #ddd;
    border-radius: 8px;
    padding: 15px;
    width: 30%;
    text-align: center;
  }
  
  .plant img {
    width: 100%;
    border-radius: 8px;
  }
  
  button {
    background-color: #4CAF50;
    color: white;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }
  
  button:hover {
    background-color: #45a049;
  }
  
  footer {
    text-align: center;
    padding: 10px;
    background-color: #333;
    color: white;
  }

  .regresar-btn {
    background-color: #36f44f; 
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    margin-top: 20px;
  }
  
  .regresar-btn:hover {
    background-color: #42d32f;
  }