`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 // Workaround for the image size bug in IE\n // See: https://github.com/twbs/bootstrap/pull/28855\n min-height: 1px;\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 * .5;\n margin-bottom: 0;\n}\n\n.card-text:last-child {\n margin-bottom:...