code: public static boolean checkCSSStatements(Collection<Pair<String,String>> statements) {
      for (Pair<String, String> pair : statements) {
        if (!checkCSSStatement(pair.getFirst(), pair.getSecond())) {
          return false;
        }
      }
      return true;
    }
docs: Validate a set of CSS statements.
  
  TODO: checks are currently not very extensive.
  
  @param statements Statements to check
  @return true if valid