code: function bg_w_grad($el, url){
    var c = '230,230,230';//'231,229,224';
    var s = 'linear-gradient(-90deg, rgba('+c+',1) 10%, rgba('+c+',.55) 70%, rgba('+c+',0) 90%, rgba('+c+',0) 100%)';
    $el.css({'background-image': vendor_prefix.css+s+'', 'background-repeat':'no-repeat'}); //, url('+url+')
  }
docs: / random stylin'