* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
  }
  
  body {
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
  }
  
  header {
    background: #333;
    color: white;
    padding: 1rem 0;
  }
  
  nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
  }
  
  nav ul li {
    margin: 0 20px;
  }
  
  nav ul li a {
    color: white;
    text-decoration: none;
    font-weight: bold;
  }
  
  header nav ul li a:hover {
    text-decoration: underline;
  }
  
  h1, h2 {
    text-align: center;
    margin-bottom: 20px;
  }
  
  section {
    padding: 40px 20px;
    max-width: 1000px;
    margin: 0 auto;
  }
  
  #home {
    background: #333;
    color: white;
    padding: 100px 0;
    text-align: center;
  }
  
  #home h1 {
    font-size: 2.5rem;
  }
  
  #home p {
    font-size: 1.2rem;
    margin-top: 10px;
  }
  
  #about .bio {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
  }
  
  #about .profile-img {
    border-radius: 50%;
    width: 150px;
    height: 150px;
    object-fit: cover;
  }
  
  #portfolio {
    background-color: #f9f9f9;
  }
  
  .portfolio-items {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .portfolio-item {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    width: 250px;
    text-align: center;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  }
  
  .portfolio-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
  }
  
  .portfolio-item h3 {
    margin-top: 10px;
  }
  
  form {
    display: flex;
    flex-direction: column;
    max-width: 600px;
    margin: 0 auto;
    gap: 20px;
  }
  
  form input, form textarea {
    padding: 10px;
    font-size: 1rem;
    border: 1px solid #ccc;
    border-radius: 5px;
  }
  
  form button {
    padding: 10px 20px;
    font-size: 1rem;
    background-color: #333;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }
  
  form button:hover {
    background-color: #555;
  }
  
  footer {
    text-align: center;
    padding: 20px;
    background-color: #333;
    color: white;
  }