drupal/core/misc/normalize-fixes.css

/**
 * @file
 * Fixes for core/assets/vendor/normalize-css/normalize.css since version 8.0.1.
 */

/**
 * Add SVG styling for IE that was mistakenly removed from normalize.css in
 * 8.0.0.
 */
svg:not(:root) {
  overflow: hidden;
}

/**
 * Prevent regression due to normalize.css no longer hiding the cancel search
 * button in 8.0.0.
 * @todo Remove this rule in https://drupal.org/node/3114878
 */
input[type="search"]::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

/**
 * Prevent IE11 and Edge <summary> elements from being displayed as list-item.
 * due to a rule added in normalize.css 5.0.0. For browsers that support
 * <summary>, this is the correct styling. For IE11 and Edge, which do not
 * support this element, this results in an unwanted list-item bullet.
 */
/* Target IE11 */
@media screen and (-ms-high-contrast: active), (-ms-high-contrast: none) {
  summary {
    display: block;
  }
}
/* Target Edge */
@supports (-ms-ime-align:auto) {
  summary {
    display: block;
  }
}