dynamicheightPhone.js

if ($A.get("$Browser.formFactor") === 'PHONE') {
            $A.createComponent(
                "aura:html",
                {
                    "aura:id": "styleTag",
                    "tag": "style",
                    "body": '.overLayCustomStyles {overflow : scroll; height:' + ($(window).height() - 173) + 'px;}'
                },
                function(newHtml, status, errorMessage){
                    //Add the new button to the body array
                    if (status === "SUCCESS") {
                        var body = cmp.get("v.body");
                        body.push(newHtml);
                        cmp.set("v.body", body);
                    }
                    else if (status === "INCOMPLETE") {
                        console.log("No response from server or client is offline.")
                        // Show offline error
                    }
                        else if (status === "ERROR") {
                            console.log("Error: " + errorMessage);
                            // Show error message
                        }
                }
            );
        }