.menu {
  position: relative;
  width: 300px;
  padding-top: 20px;
  padding-inline-end: 20px;
  border-inline-end: 1px solid var(--base300);
  grid-row: 2 / 3;
  grid-column: 1 / 2;
}

.button {
  position: absolute;
  top: 0;
  right: 0;
  display: flex;
  place-content: center;
  border: 1px solid var(--base400);
  border-right: 0;
  width: 30px;
  padding: 5px;
  cursor: pointer;
  border-radius: 4px 0 0 4px;
  z-index: 1;
}

.button:hover {
  background: var(--base75);
}

.menu.collapsed {
  width: 0;
  padding: 0;
}

.menu.collapsed .button {
  right: 0;
  border-radius: 4px 0 0 4px;
}