body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    color: #fff;
    text-align: center;
    background: url('../imgs/fundo.jpg') no-repeat center center fixed;
    background-size: cover;
}

.overlay {
    background-color: #333;
    background-image: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.5));
    background-size: cover;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.footer {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
    position: relative;
    bottom: 0;
    width: 100%;
  }
  
  .footer .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
  }
  
  .footer .logo {
    width: 100px;
    height: auto;
    margin-bottom: 20px;
  }
  
  .footer .nav {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
  }
  
  .footer .nav li {
    margin-right: 20px;
  }
  
  .footer .nav a {
    color: #fff;
    text-decoration: none;
    transition: color 0.2s ease;
  }
  
  .footer .nav a:hover {
    color: #ccc;
  }
  
  .footer .social {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
  }
  
  .footer .social li {
    margin-right: 10px;
  }
  
  .footer .social a {
    color: #fff;
    text-decoration: none;
    transition: color 0.2s ease;
  }
  
  .footer .social a:hover {
    color: #ccc;
  }
  
  .footer .copyright {
    font-size: 14px;
    margin-top: 20px;
  }
  
  @media (max-width: 768px) {
    .footer .container {
      flex-direction: column;
    }
    .footer .nav {
      margin-bottom: 20px;
    }
    .footer .social {
      margin-bottom: 20px;
    }
  }