code: function needFix (stylecowSupport, task, method) {
      const taskSupport = task[method];
  
      if (!taskSupport || !stylecowSupport) {
          return true;
      }
  
      for (let browser in taskSupport) {
          if (stylecowSupport[browser] === false) {
              continue;
          }
  
          if (method === 'forBrowsersLowerThan' && (taskSupport[browser] === false || stylecowSupport[browser] < taskSupport[browser])) {
              return true;
          }
  
          if (method === 'forBrowsersUpperOrEqualTo') {
              if (taskSupport[browser] === false) {
                  return false;
              }
  
              if (stylecowSupport[browser] >= taskSupport[browser]) {
                  return true;
              }
          }
      }
  
      return false;
  }
docs: check the browser support of a task