#logo img,
img,
.header,
.btn-green,
.eventCalendar-currentTitle,
.pagination span.current,
.footer-top,
.eventCalendar-daysList li.eventCalendar-dayWithEvents a,
.carousel img
{
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    filter: grayscale(100%);
}

.header,
.btn-green,
.eventCalendar-currentTitle,
.pagination span.current,
footer .footer-top,
.eventCalendar-daysList li.eventCalendar-dayWithEvents a,
.navbar-default {
  background-image: none;
  background-color: #909090;
}

.eventCalendar-currentTitle {
  outline: #909090;
}