.header { display: none; }
.container .button-group-flex { display: none; }
.page-navigation { display: none; }
.floating-area { display: none; }

.content.tab {padding-top: 0;}
.content.tab .tab-fixed {top: 0 ;}
.content.tab .tab-fixed {top: calc(env(safe-area-inset-top) + 0);}
.board-view .event-tab .tab-nav {top:0}
.board-view .event_wrap .tab_area .tab_button {top: 0;}
.board-view .event_wrap .tab_area .tab_button {top: calc(env(safe-area-inset-top) + 0);}