code: public boolean removeCssProperty(final CssProperty cssProperty) {
          final long stamp = lock.writeLock();
          try {
              final boolean removed = removeCssPropertyNotFromSuperLockless(
                      cssProperty);
  
              if (removed) {
                  return super.removeFromAttributeValueMap(
                          cssProperty.getCssName());
              }
              return removed;
          } finally {
              lock.unlockWrite(stamp);
          }
      }
docs: removes the style.
  
  @param cssProperty
  @since 1.0.0
  @return true if the given syleName (as well as value contained
  corresponding to it) has been removed, or false if it doesn't
  contain the given styleName and value.
  @author WFF