body {
      margin: 0;
      padding: 0;
      background: #fdfaf2;
      font-family: sans-serif;
      overflow-y: scroll;
      color: black;
    }

    main{
      justify-content: start;
      overflow: auto;
      align-items: center;
    }

    #nav {
      width: 100%;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    #nav span {
      color: white;
    }

    #nav button {
      margin: 0 4px;
      padding: 5px 10px;
      cursor: pointer;
      border: none;
      background-color: #000;
      color: #fff;
      border-radius: 4px;
    }

    .pagina_texto {
      padding: 3rem 1.5rem 4rem 1.5rem;
      font-size: 1.2rem;
      line-height: 1.8;
      white-space: pre-wrap;
    }

    header, footer {
      z-index: 1000;
    }

    #barra-funcoes {
      position: fixed;
      top: 10px;
      right: 10px;
      border-radius: 8px;
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
      display: flex;
      flex-direction: column;
      gap: 10px;
      z-index: 998;
    }

#barra-funcoes button {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 8px 10px;
  border: none;
  background-color: #1a1a1a;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem; 
}

#barra-funcoes button:disabled {
  background-color: #999;
  cursor: not-allowed;
}