debian-mirror-gitlab/app/assets/stylesheets/framework/calendar.scss

.user-contrib-cell {
  &:hover {
    cursor: pointer;
    stroke: $black;
  }

  &:focus {
    @include gl-outline-none;
    stroke: $white;
    filter: drop-shadow(1px 0 0.5px $blue-400) drop-shadow(0 1px 0.5px $blue-400) drop-shadow(-1px 0 0.5px $blue-400) drop-shadow(0 -1px 0.5px $blue-400);
  }

  // `app/assets/javascripts/pages/users/activity_calendar.js` sets this attribute
  @for $i from 1 through length($calendar-activity-colors) {
    $color: nth($calendar-activity-colors, $i);
    $level: $i - 1;

    &[data-level='#{$level}'] {
      fill: $color;
    }
  }
}

.pika-single.gitlab-theme {
  .pika-label {
    color: $gl-text-color-secondary;
    font-size: 14px;
    font-weight: $gl-font-weight-normal;
  }

  th {
    padding: 2px 0;
    color: $note-disabled-comment-color;
    font-weight: $gl-font-weight-normal;
    text-transform: lowercase;
    border-top: 1px solid $calendar-border-color;
  }

  abbr {
    cursor: default;
  }

  td {
    border: 1px solid $calendar-border-color;

    &:first-child {
      border-left: 0;
    }

    &:last-child {
      border-right: 0;
    }
  }

  .pika-day {
    border-radius: 0;
    background-color: $white;
    text-align: center;
  }

  .is-today {
    .pika-day {
      color: inherit;
      font-weight: $gl-font-weight-normal;
    }
  }

  .is-selected .pika-day,
  .pika-day:hover,
  .is-today .pika-day {
    background: $gray-darker;
    color: $gl-text-color;
    box-shadow: none;
  }
}