/* Global styles */
body {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.5;
    margin: 0;
    padding: 0;
  }
  
  a {
    color: #007bff;
    text-decoration: none;
  }
  
  h1, h2, h3 {
    margin: 0;
    font-weight: normal;
  }
  
  ul {
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  /* Header styles */
  header {
    background-color: #f8f8f8;
    border-bottom: 1px solid #ccc;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
  }
  
  nav ul {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  nav li {
    margin-left: 20px;
  }
  
  nav li:first-child {
    margin-left: 0;
  }
  
  nav a:hover {
    text-decoration: underline;
  }
  
  /* Hero section styles */
  #hero {
    background-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url('Indian-Passport-American-Flag.jpg');
    background-size: cover;
    background-position: center;
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 600px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
  }
  
  
  #hero h2 {
    font-size: 40px;
    margin-bottom: 20px;
    text-align: center;
  }
  
  #hero p {
    font-size: 20px;
    margin-bottom: 40px;
    text-align: center;
  }
  
  .cta-button {
    background-color: #007bff;
    color: #fff;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 20px;
    text-decoration: none;
    transition: background-color 0.2s ease-in-out;
  }
  
  .cta-button:hover {
    background-color: #0056b3;
  }
  
  /* Main section styles */
  main {
    margin: 20px;
  }
  
  #about h3, #services h3, #contact h3, #signup h3 {
    font-size: 32px;
    margin-bottom: 20px;
  }
  
  #about p {
    margin-bottom: 40px;
    text-align: justify;
  }
  
  #services ul {
    display: flex;
    flex-wrap: wrap;
  }
  
  #services li {
    flex-basis: calc(33.33% - 20px);
    margin-right: 20px;
    margin-bottom: 20px;
  }
  
  #services li:last-child {
    margin-right: 0;
  }
  
  #services li:before {
    content: '\2022';
    margin-right: 10px;
  }
  
  #contact ul li {
    margin-bottom: 20px;
  }
  
  #signup label {
    display: block;
    font-size: 20px;
    margin-bottom: 10px;
  }
  
  #signup input, #signup button {
    display: block;
    margin-bottom: 20px;
    font-size: 20px;
    padding: 10px;
    border-radius: 5px