* {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      display: flex;
      flex-direction: column;
      min-height: 100vh;
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    }
    
    .site-header {
      background-color: #f8f9fa;
      padding: 2rem 1rem;
      width: 100%;
    }
    
    .site-header h1 {
      color: #333;
      font-weight: 700;
      margin-bottom: 1rem;
    }
    
    .site-header p {
      color: #555;
      max-width: 900px;
      margin: 0 auto;
    }
    
    main.container {
      flex: 1;
      width: 100%;
      max-width: 100%;
      padding: 0 1rem;
    }
    
    .support-card {
      background: white;
      border-radius: 8px;
      box-shadow: 0 4px 6px rgba(0,0,0,0.1);
      padding: 1.5rem;
      display: flex;
      flex-direction: column;
      height: 100%;
      transition: transform 0.3s ease;
    }
    
    .support-card:hover {
      transform: translateY(-5px);
    }
    
    .support-card img {
      border-radius: 6px;
      margin-bottom: 1rem;
      max-height: 160px;
      object-fit: cover;
      width: 100%;
    }
    
    .support-card h2 {
      color: #333;
      font-size: 1.25rem;
      margin-bottom: 0.75rem;
    }
    
    .support-card p {
      color: #666;
      flex-grow: 1;
      margin-bottom: 1.5rem;
    }
    
    .support-card .btn {
      align-self: flex-start;
    }
    
    .cta-section {
      background-color: #4a90e2;
      color: white;
      padding: 3rem 1rem;
      width: 100%;
    }
    
    .cta-section h2 {
      margin-bottom: 1rem;
    }
    
    .cta-section .btn {
      margin-top: 1rem;
      padding: 0.75rem 2rem;
    }
    
 .image-above-footer {
    width: 100%;
    padding: 0;
    margin: 0;
}

.image-above-footer img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 0;
}
    
    .site-footer {
      background-color: #343a40;
      color: white;
      padding: 1.5rem 1rem;
      width: 100%;
      margin-top: auto;
    }
    
    .site-footer a {
      color: #fff;
      text-decoration: none;
    }
    
    .site-footer a:hover {
      text-decoration: underline;
    }
    
    /* Ajustes para telas maiores */
    @media (min-width: 768px) {
      .site-header, .cta-section {
        padding-left: 2rem;
        padding-right: 2rem;
      }
      
      main.container {
        padding: 0 2rem;
      }
    }
    
    @media (min-width: 1200px) {
      .site-header, .cta-section {
        padding-left: 4rem;
        padding-right: 4rem;
      }
      
      main.container {
        padding: 0 4rem;
      }
    }