.nav-item {\n  -ms-flex: 1 1 auto;\n  flex: 1 1 auto;\n  text-align: center;\n}\n\n.nav-justified .nav-item {\n  -ms-flex-preferred-size: 0;\n  flex-basis: 0;\n  -ms-flex-positive: 1;\n  flex-grow: 1;\n  text-align: center;\n}\n\n.tab-content > .tab-pane {\n  display: none;\n}\n\n.tab-content > .active {\n  display: block;\n}\n\n.navbar {\n  position: relative;\n  display: -ms-flexbox;\n  display: flex;\n  -ms-flex-wrap: wrap;\n  flex-wrap: wrap;\n  -ms-flex-align: center;\n  align-items: center;\n...