window.setTimeout(function(){

$("#mycal").contents().find("..navbar.navbar-default.ng-scope").style("background-color","lightcoral");

}, 1000);

 

 

 

window.setTimeout(function(){

var iFrameDOM = $("iframe#myframe").contents();

 

iFrameDOM.find(".navbar-default").css("background-color", "lightcoral !important");

}, 1000);

 

.navbar.navbar-default.ng-scope {

    direction: ltr;

    background-color: lightcoral;

}