h1.titulo-manu {
  text-align: center;
  margin: 2% 0;
}

.manu-pai {
  /* display: grid;
  grid-template-columns: auto auto; */
  display: flex;
  justify-content: center;
  column-gap: 20px;
  /* border-bottom: 2px solid #9abcde; */
  padding-bottom: 1%;
  margin-bottom: 2%;
}

.manu-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 30%;
}

.img-manu img {
  width: 100%;
}

.txt-manu h3 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #274971;
  text-align: center;
  width: 60%;
  margin: auto;
}

.txt-manu a {
  text-decoration: none;
}

#interna.manuais-e-livros div#quem-somos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.livros-pai {
  border-top: 2px solid #9abcde;
  width: 70%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  align-content: center;
  padding: 2% 0;
}

#interna.manuais-e-livros div#mod-custom164 {
  display: flex;
  justify-content: center;
}

.livros-pai h2 {
  text-align: center;
}