sparkasse.js

var style = '.videoWrapper { position: relative; padding-bottom: 56.25%; /* 16:9 */ padding-top: 50px; height: 0;} .videoWrapper iframe { position: absolute; top: 0; left: 0; width: 100%; height: 100%; border:none;}';

var htmlDiv = document.createElement('style');
htmlDiv.innerHTML = style;
document.getElementsByTagName('head')[0].appendChild(htmlDiv);

String.prototype.toDOM=function(){
  var d=document
     ,i
     ,a=d.createElement("div")
     ,b=d.createDocumentFragment();
  a.innerHTML=this;
  while(i=a.firstChild)b.appendChild(i);
  return b;
};

var c = document.getElementsByClassName("bgDDDDDD")[0]
var s = '<div class="videoWrapper"><iframe src="https://player.zdf.de/zdf/gruenderpreis/miniplayer/indexs.html?mediaID=1822600" allowfullscreen scrolling="no"/></div>';
var videoz = s.toDOM();

c.parentElement.replaceChild(videoz,c);



/*
google-chrome --disable-web-security
s=document.createElement('script');
s.setAttribute("src","https://rawgit.com/werty1st/b311278457707a73bcb2/raw/1a4a299a7b4fac4a4a68de5fd53248b85dd790b6/sparkasse.js")
document.getElementsByTagName('head')[0].appendChild(s);
*/