$progress-bg;\n  @include border-radius($progress-border-radius);\n  @include box-shadow($progress-box-shadow);\n}\n\n.progress-bar {\n  display: flex;\n  flex-direction: column;\n  justify-content: center;\n  color: $progress-bar-color;\n  text-align: center;\n  white-space: nowrap;\n  background-color: $progress-bar-bg;\n  @include transition($progress-bar-transition);\n}\n\n.progress-bar-striped {\n  @include gradient-striped();\n  background-size: $progress-height $progress-height;\n}\n\n@if $enable-transitions...