#logo {
  height : 69px;
  min-width: 300px;
  margin-top : 5px;
  margin-bottom : 5px;
  margin-left : 20px;
  margin-right : 20px;
  background : url(/lizmap/index.php/view/media/getMedia?repository=ambientepubblico&project=ortofoto_storiche&path=media%2Fthemes%2Fdefault%2Fcss%2F/img/logo_youtube.jpg) no-repeat;
  background-size:contain;
}