CSS reset under a target name-space or scope

gistfile1.css

/* line 1, ../../../resources/compass/scss/reset.scss */
#my-banner-ad {
  /* HTML5 display-role reset for older browsers */
}
/* line 2, ../../../resources/compass/scss/reset.scss */
#my-banner-ad * {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
}
/* line 13, ../../../resources/compass/scss/reset.scss */
#my-banner-ad article, #my-banner-ad aside, #my-banner-ad details, #my-banner-ad summary, #my-banner-ad figcaption, #my-banner-ad figure,
#my-banner-ad footer, #my-banner-ad header, #my-banner-ad hgroup, #my-banner-ad menu, #my-banner-ad nav, #my-banner-ad section {
  display: block;
}

/* line 21, ../../../resources/compass/scss/reset.scss */
#my-banner-ad ol, #my-banner-ad ul {
  list-style: none;
}
/* line 25, ../../../resources/compass/scss/reset.scss */
#my-banner-ad blockquote, #my-banner-ad q {
  quotes: none;
}
/* line 30, ../../../resources/compass/scss/reset.scss */
#my-banner-ad blockquote:before, #my-banner-ad blockquote:after,
#my-banner-ad q:before, #my-banner-ad q:after {
  content: '';
  content: none;
}
/* line 35, ../../../resources/compass/scss/reset.scss */
#my-banner-ad table {
  border-collapse: collapse;
  border-spacing: 0;
}