$transition-fn,\n        display $transition-speed $transition-fn\n      );\n    }\n  }\n\n  &.control-sidebar-push,\n  &.control-sidebar-push-slide {\n    .content-wrapper,\n    .main-footer {\n      margin-right: $control-sidebar-width;\n    }\n  }\n}\n\n// Dark skin\n.control-sidebar-dark {\n  background-color: $sidebar-dark-bg;\n\n  &,\n  a,\n  .nav-link {\n    color: $sidebar-dark-color;\n  }\n\n  a:hover {\n    color: $sidebar-dark-hover-color;\n  }\n\n  // Headers and labels\n  h1,\n  h2,\n  h3,\n  h4,\n ...