* {
    box-sizing: border-box;
  }
  
  body {
    font-family: Arial, sans-serif;
    padding: 10px;
    background: #f1f1f1;
    margin: 0;
  }
  
 
  .header {
    padding: 30px;
    text-align: center;
    background: #fff;
    margin-bottom: 20px;
  }
  .header h1 {
    font-size: 40px;
  }
  .header p {
    font-size: 16px;
    color: #555;
  }
  
  
  .topnav {
    overflow: hidden;
    background-color: #333;
  }
  .topnav a {
    float: left;
    display: block;
    color: #f2f2f2;
    padding: 14px 16px;
    text-decoration: none;
  }
  .topnav a:hover {
    background-color: #ddd;
    color: black;
  }
  
  
  .container {
    width: 100%;
    padding: 0 10px;
  }
  
 
  .card {
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 5px;
    color: #333;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }
  
  
  #about { background-color: #e0f7fa; }
  #education { background-color: #e8f5e9; }
  #skills { background-color: #fff9c4; }
  #projects { background-color: #f3e5f5; }
  #hobbies { background-color: #ffe0b2; }
  #contact { background-color: #d7ccc8; }
  
  
  .profile-photo {
    width: 150px;
    height: auto;
    border-radius: 50%;
    margin-right: 20px;
  }
  
  
  .about-flex {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
  }
  
  
  .project-screenshot {
    max-width: 100%;
    height: auto;
    margin-top: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
  }
  

  form input, form textarea {
    width: 100%;
    padding: 8px;
    margin-top: 4px;
    margin-bottom: 12px;
  }
  form button {
    padding: 10px 20px;
    border: none;
    background-color: #333;
    color: #fff;
    cursor: pointer;
  }
  form button:hover {
    background-color: #555;
  }
  
  
  .footer {
    padding: 20px;
    text-align: center;
    background: #ddd;
    margin-top: 20px;
  }
  
 
  @media screen and (max-width: 800px) {
    .about-flex {
      flex-direction: column;
      text-align: center;
    }
    .profile-photo {
      margin: 0 0 10px 0;
    }
  }