#start, #time, #reset, #hint, #sidebar-checkbox, #sidebar-button {
	display: none;
}

section[id^=slide] {
	border-bottom: 1px solid black;
	counter-increment: slide;
        font-family: 'Fira Sans';
}
a {
    text-decoration: underline;
    color: blue;
}
h2:before {
	content: counter(slide) " ";
}