#TabsToolbar {
  visibility: collapse !important;
}

/* TST */
#sidebar-box[sidebarcommand="treestyletab_piro_sakura_ne_jp-sidebar-action"]
  #sidebar-header {
  display: none;
}

.notSecure[pageproxystate="valid"],
.notSecure[pageproxystate="valid"] > #identity-icon-box {
  animation-name: notsecure;
  animation-duration: 3s;
  animation-iteration-count: infinite;
}

@keyframes notsecure {
  10% {
    background-color: red;
  }
  100% {
    background-color: #4d0404;
  }
}

/** Sidebery */
/**
* Hide sidebar-panel-header (sidebar.revamp: true)
*/
#sidebar-panel-header {
  display: none;
}

/**
* Dynamic styles
*
* Choose when styles below will be activated (comment/uncomment line)
* - When Sidebery set title preface "[Sidebery] "
* - When Sidebery sidebar is active
*/
#main-window[titlepreface="[Sidebery] "],
#main-window:has(
  #sidebar-box[sidebarcommand="_3c078156-979c-498b-8990-85f7987dd929_-sidebar-action"][checked="true"]
) {
  /* Hide horizontal native tabs toolbar */
  #TabsToolbar > * {
    display: none !important;
  }

  /* Hide top window border */
  #nav-bar {
    border-color: transparent !important;
  }

  /* Hide new Firefox sidebar, restyle addon's sidebar */
  #sidebar-main,
  #sidebar-launcher-splitter {
    display: none !important;
  }
  #sidebar-box {
    padding: 0 !important;
  }
  #sidebar-box #sidebar {
    box-shadow: none !important;
    border: none !important;
    outline: none !important;
    border-radius: 0 !important;
  }
  #sidebar-splitter {
    --splitter-width: 3px !important;
    min-width: var(--splitter-width) !important;
    width: var(--splitter-width) !important;
    padding: 0 !important;
    margin: 0 calc(-1 * var(--splitter-width) + 1px) 0 0 !important;
    border: 0 !important;
    opacity: 0 !important;
  }

  /* Update background color of the #browser area (it's visible near the
  rounded corner of the web page) so it blends with sidebery color with
  vertical nav-bar. */
  /* #browser {
    background-color: var(--lwt-accent-color) !important;
    background-image: none !important;
  } */

  /* Hide sidebar header (sidebar.revamp: false) */
  #sidebar-header {
    display: none !important;
  }

  /* Uncomment the block below to show window buttons in Firefox nav-bar
  (maybe, I didn't test it on non-linux-tiled-wm env) */
  /* #nav-bar > .titlebar-buttonbox-container,
  #nav-bar > .titlebar-buttonbox-container > .titlebar-buttonbox {
    display: flex !important;
  } */

  /* Uncomment one of the lines below if you need space near window buttons */
  /* #nav-bar > .titlebar-spacer[type="pre-tabs"] { display: flex !important; } */
  /* #nav-bar > .titlebar-spacer[type="post-tabs"] { display: flex !important; } */
}