/* =========================================================
   JP 1_1 BS5 v10 - mobile Applications second-level ▼ marker
   Scope: mobile <= 800px only.
   Target: ガラス繊維の用途 > real second-level dropdown-submenu items only.
   Frozen: HTML text / href / DOM / desktop navbar+footer / mobile geometry.
   ========================================================= */
@media (max-width: 800px) {
  body.jp-bs5-1-1-page
  nav.navbar
  ul.nav.navbar-nav > li.dropdown:nth-child(2)
  > ul.dropdown-menu > li.dropdown-submenu
  > a.dropdown-toggle::after {
    content: "▼" !important;
    display: inline-block !important;
    float: none !important;
    width: auto !important;
    height: auto !important;
    margin: 0 0 0 4px !important;
    padding: 0 !important;
    vertical-align: baseline !important;
    border: 0 !important;
    color: currentColor !important;
    font-size: 0.72em !important;
    line-height: 1 !important;
    transform: none !important;
  }

  /* Neutralize the legacy BS3 triangle pseudo-element on the same six links. */
  body.jp-bs5-1-1-page
  nav.navbar
  ul.nav.navbar-nav > li.dropdown:nth-child(2)
  > ul.dropdown-menu > li.dropdown-submenu
  > a.dropdown-toggle:after {
    border: 0 !important;
  }
}