this inherently applies align-self: stretch\n  @include border-bottom-radius($card-inner-border-radius);\n}\n\n\n// Card deck\n\n.card-deck {\n  display: flex;\n  flex-direction: column;\n\n  .card {\n    margin-bottom: $card-deck-margin;\n  }\n\n  @include media-breakpoint-up(sm) {\n    flex-flow: row wrap;\n    margin-right: -$card-deck-margin;\n    margin-left: -$card-deck-margin;\n\n    .card {\n      display: flex;\n      // Flexbugs #4: https://github.com/philipwalton/flexbugs#flexbug-4\n ...