}\n  }\n\n  > .list-group:last-child {\n    .list-group-item:last-child {\n      @include border-bottom-radius($card-border-radius);\n    }\n  }\n}\n\n.card-body {\n  // Enable `flex-grow: 1` for decks and groups so that card blocks take up\n  // as much space as possible, ensuring footers are aligned to the bottom.\n  flex: 1 1 auto;\n  padding: $card-spacer-x;\n  color: $card-color;\n}\n\n.card-title {\n  margin-bottom: $card-spacer-y;\n}\n\n.card-subtitle {\n  margin-top: -$card-spacer-y / 2;\n...