//function looks for 'el', then switches iframe and extracts the desired cssValur, then compares it to the 'value' we expect
Page.checkCssValue = function (el, cssValue, value){
    //find function, the '0' represents the iframe index
    var newEl = this.find(el, 0);
    return newEl.getCssValue(cssValue).then(function(result){
        if(result !== value){
            console.log(result + " and " + value + " Do not Match.")
            return Page.checkCssValue(el, cssValue, value);
        }
        else{
            console.log(result + " and " + value + " Do Match!")
            return result;
        }
    });
};