message: improve Formatting buttons style
diff: @@ -25,11 +25,15 @@ limitations under the License.
  height: var(--size);
  line-height: var(--size);
  width: auto;
  - padding-left: var(--size);
  - margin-right: 2px;
  + padding-left: 22px;
  + margin-right: 8px;
  background-color: transparent;
  border: none;
  + &:first-child {
  + margin-left: 12px;
  + }
  +
  &:last-child {
  margin-right: auto;
  }
  