code-lab/node_modules/vuetify/lib/labs/VCalendar/VCalendarMonthDay.css

.v-calendar-month__day {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 150px;
  border-right: thin solid #e0e0e0;
  border-bottom: thin solid #e0e0e0;
  flex: 1 1 auto;
  border-inline-end: thin solid #e0e0e0;
}

.v-calendar-weekly__day {
  flex: 1;
  width: 0;
  overflow: hidden;
  user-select: none;
  position: relative;
  padding: 0px 0px 0px 0px;
  min-width: 0;
  min-height: 150px;
  border-right: thin solid #e0e0e0;
  border-bottom: thin solid #e0e0e0;
  flex: 1 1 auto;
  border-inline-end: thin solid #e0e0e0;
  text-align: center;
}
.v-calendar-weekly__day.v-present .v-calendar-weekly__day-month {
  color: currentColor;
}

.v-calendar-weekly__day-label {
  text-decoration: none;
  user-select: none;
  cursor: pointer;
  box-shadow: none;
  text-align: center;
}
.v-calendar-weekly__day-label .v-btn {
  font-size: 12px;
  text-transform: none !important;
}
.v-calendar-weekly__day-label .v-btn.v-calendar-weekly__day-label__today {
  background: rgba(var(--v-theme-surface-variant), var(--v-medium-emphasis-opacity));
  color: rgb(var(--v-theme-on-surface-variant));
}

.v-calendar-weekly__day-month {
  position: absolute;
  text-decoration: none;
  user-select: none;
  box-shadow: none;
  top: 0;
  left: 36px;
  height: 32px;
  line-height: 32px;
}

.v-calendar-weekly__day-alldayevents-container {
  min-height: 24px;
}