.nav-bar {
  display: flex;
  justify-content: space-between;
  width: 100%;
  height: 4rem;
  overflow: hidden;
  position: relative;
  color: white;
  font-feature-settings: 'pnum' on, 'liga' off;
  font-size: 2rem;
  line-height: 2;
  background-color: hsl(0, 0%, 50%);
}

.nav-bar:before,
.nav-bar:after {
  content: "";
  display: block;
  width: 4rem;
  height: 4rem;
  position: absolute;
  top: 0;
  background-position: center;
  background-repeat: no-repeat;
  background-size: 2rem;
}

.nav-bar:before {
  left: 0;
}

.nav-bar:after {
  right: 0;
}

.nav-bar--close:after {
  background-image: url('../assets/close.svg');
}

.nav-bar--add:after {
  background-image: url('../assets/add.svg');
}

.nav-bar--go:after {
  background-image: url('../assets/go.svg');
}

.nav-bar--expand:after {
  background-image: url('../assets/expand.svg');
}

.nav-bar--reduce:after {
  background-image: url('../assets/reduce.svg');
}

.nav-bar--download:after {
  background-image: url('../assets/download.svg');
}

.nav-bar_left,
.nav-bar_right {
  flex: 1;
  padding: 0 4rem;
  position: relative;
  z-index: 1;
  cursor: pointer;
}

.nav-bar--none .nav-bar_left,
.nav-bar--none .nav-bar_right {
  cursor: default;
}

.nav-bar_left {
  padding-left: 4rem;
  padding-right: 4rem;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.tags .nav-bar_left {
  flex: 1 0;
}

.nav-bar_left--padding {
  padding-left: 8rem;
}

.nav-bar_left--no-padding {
  padding-left: 1.2rem;
}

.nav-bar_right {
  padding-left: 0.5rem;
  padding-right: 4rem;
  text-align: right;
}

.tags .nav-bar_right {
  flex: 0 1 auto;
  padding-left: 0;
}

.nav-bar_group {
  overflow: hidden;
  transition: max-height 0.75s cubic-bezier(0.455, 0, 0.2, 0.955);
}

.nav-bar_group--closed {
  max-height: 0 !important;
}

@media (max-width: 768px) {
  .nav-bar_right {
    display: none;
  }
}

@media (max-width: 480px) {
  .nav-bar {
    line-height: 3.9rem;
  }
}