:root > * {
  /* Color principal: cabecera y barra lateral */
  --md-primary-fg-color: #990066;
  --md-primary-fg-color--light: #B3338A;
  --md-primary-fg-color--dark: #660044;

  /* Color de acento: enlaces y elementos interactivos */
  --md-accent-fg-color: #335577;
  --md-accent-fg-color--transparent: rgba(51, 85, 119, 0.12);
}

@media screen and (min-width: 76.25em) {
  [dir="ltr"] .md-nav--primary .md-nav__list {
    padding-left: 1rem;
  }
}

main img[style*="float:left"] { margin: 0.5em; display: inline-block; }

@media screen and (max-width: 600px) {
  main img[style*="float:left"] { display: block; margin: 0 auto; float: none !important;}
}

@media screen and (min-width: 76.25em) {
  .md-nav__item--section > .md-nav__link[for]:first-of-type {
    color: #906;
    background: #9061;
    padding: 0.2em 0.5em; 
    border-radius: 3px;
    margin-left: -0.5rem
  }
}