checker plus custom css

custom.css

#betaCalendar .fc-today .fc-day-number {
  border-radius: 0 !important;
  width: 30px;
  height: 30px;
  line-height: 30px;
}

#betaCalendar .fc-month-view .timedEvent .fc-time {
  color: #000 !important;
}

.eventColorIndicator {
  position: absolute;
  line-height: 15px;
  border-radius: 0%;
  padding: 5px;
}

.fc-time {
  margin-left: 15px;
}

#betaCalendar .fc-event {
  border-radius: 0 !important;
}

#betaCalendar .fc-today {
  background-color: #fff;
}

#betaCalendar .fc-past {
  background-color: #aaa;
}

#betaCalendar .fc-future {
  background-color: #f2f2f2;
}