@media screen and (min-width: 960px) {
  /* PC */
  /* ----------  ---------- */
  article ul {
    list-style: initial;
    list-style-position: inside;
  }

  h2.wp-block-heading {
    border-top: 3px solid #eeeeee;
    border-bottom: 3px solid #eeeeee;

    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
  }

  h3.wp-block-heading {
  }
  
}

@media screen and (max-width: 959px) {
  /* Tablet and Mobile */
  /* ----------  ---------- */
  article ul {
    list-style: initial;
    list-style-position: inside;
  }

  h2.wp-block-heading {
    border-top: 3px solid #eeeeee;
    border-bottom: 3px solid #eeeeee;

    padding-top: 0.55rem;
    padding-bottom: 0.55rem;
  }

  h3.wp-block-heading {
  }
}