body {
  margin: 0;
  font-size: 16pt;
}

main {
  width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

textarea {
  font-size: smaller;
  line-height: 1;
  height: 3em;
  resize: vertical;
  field-sizing: content;
  background-color: #eee;
}

#workspace {
  padding: 8px;
  background: #ffddff;
  display: flex;
  flex-direction: column;
  gap: 1rem 0;
  align-items: center;
  min-height: 50vh;
}

.cell {
  width: 95%;

  & > * {
    width: 100%;
  }
}

.cell:focus-within .cell-toolbar {
  display: flex;
}

.cell-toolbar {
  display: none;
  margin-left: auto;
  width: fit-content;
  margin-bottom: 4px;

  & > button {
    background: none;
    border: none;
    padding: 0;
    margin: 0;
    text-decoration: underline;
    cursor: pointer;
  }

  & button + button::before {
    content: "|";
    display: inline-block;
    margin: 0 0.5rem;
    text-decoration: none;
  }
}