.tab-item-btn {
  width: 30px;
  flex: none;
}

.tab-group {
  background: #b3b1b3;
}

.nav-group-item:active {
  background-color: transparent !important;
}

.nav-group-item.sortable-ghost {
  opacity: 0;
}

.nav-group-item.active:active {
  background-color: #dcdfe1 !important;
}

.window {
  background: #ececec;
}

.toolbar-footer {
  button {
    width: 30px;
    border: none;
    border-right: 1px solid #c2c0c2;
    box-shadow: 1px 0px 0px 0px rgba(255, 255, 255, 0.4);
    background: transparent;
    font-size: 18px;
    line-height: 19px;
    opacity: 0.8;
    &:active {
      background-color: #dcdfe1;
    }
  }
}

button:focus {
  outline:0;
}