main,footer{overflow-x:clip}
.reveal,.reveal.visible{opacity:1;transform:none;filter:none;transition:none}
.reveal.section-pending{opacity:0}
.reveal.section-arrived{opacity:1;transform:none;filter:none}
.reveal:focus-within{opacity:1}
@media print{.reveal.section-pending{opacity:1!important;transform:none!important}}