.fr-merge-tags-plugin-wrapper {
  display: flex;
  max-height: 480px;
  z-index: auto;
}
.fr-popup .fr-merge-tags-plugin-wrapper .fr-buttons.fr-merge-tags-buttons {
  padding: 0;
}
.fr-popup .fr-merge-tags-plugin-wrapper .fr-buttons.fr-merge-tags-buttons .fr-btn {
  display: block;
  margin: 0;
  border-radius: 0;
  width: 100%;
  padding: 0 5px;
}
.custom-layer {
  min-width: 200px;
  padding-left: 5px;
}
.fr-merge-tags-plugin-wrapper .custom-layer .fr-buttons.fr-buttons-tab {
  padding: 0 0 0 5px;
  height: 100%;
  min-width: 120px;
  overflow: auto;
}
.fr-merge-tags-plugin-wrapper .custom-layer .fr-btn.fr-sub-button {
  display: block;
  width: 100%;
  padding: 5px;
  margin: 0;
}
.fr-merge-tags-plugin-wrapper .custom-layer .fr-buttons.fr-submenu {
  display: block;
  padding: 0;
  height: 100%;
  min-width: 200px;
  float: left;
}
.fr-merge-tags-plugin-wrapper .custom-layer .fr-submenu .fr-command.fr-btn.fr-submenu-button {
  display: block;
  margin: 0;
  border-radius: 0;
  width: 100%;
  padding: 0 5px;
}