mollom.admin.css

/**
 * Override common theme styles for form actions and buttons.
 *
 * Themes typically apply margins to the .form-actions container and form
 * buttons, which adds too much vertical spacing to the first table row in the
 * blacklist table.
 */
#mollom-blacklist .form-actions,
#mollom-blacklist .form-submit {
  margin: 0;
}