body {
      background: linear-gradient(135deg, #d4f0ff, #f5f5f5);
      font-family: Arial, sans-serif;      
      padding-top: 100px;
    }

nav.navbar.navbar-expand-lg.navbar-light.fixed-top {
  background-color: rgba(244, 244, 244, 0.122); /* preto quase opaco */
  backdrop-filter: blur(5px); /* opcional: efeito vidro fosco */
}

footer {
    background-color: #f8f9fa;
    text-align: center;
    padding: 15px;
    margin-top: 50px;
    font-size: 14px;
    color: #6c757d;
}

.btn-warning {
    background-color: #e65100 !important;
    border: none !important;
    color: #f5f5f5 !important;
  }

  .btn-warning:hover {
    background-color: #d184109b !important;
    color: #f5f5f5 !important;

  }