.text-align-center {
    height: 50px;
    border-radius: 30px;
    display: flex;
    padding: 40px;
    align-items: center;
    justify-content: center;
    color: black;
    background-color: yellow;
  }
  .centro  {
    display: flex;
    padding: 40px;
    align-items: center;
    justify-content: center;
    color: aliceblue;
  }
  .regresar {
    width: 15px; width: 15px;
    display: flex;
    padding: 40px;
    align-items: center;
    justify-content: center;
    background-color: yellow;
    border-radius: 15px;
  }
  .regresar a {
    text-decoration: none;
    color: black;
  }