body {
	text-align: center;
}

.bold {
	font-weight: bold;
}

.italic {
	font-style: italic;
}

.credits {
	font-weight: bold;
	color: grey;
	transition: all ease .2s;
}

#presentation p {
	font-size: 1.2em;
}


img, iframe {
  transition: transform ease .2s;
}

img:hover, iframe:hover {
  transform: scale(105%);
}

li {
  transition: font-size ease-in-out .2s;
}

li:hover {
  font-size: 115%;
}

.credits:hover {
  font-size: 110%;
  color: red;
}

a {
  transition: color ease .2s;
}

a:hover {
  color: red;
}

a:visited {
  color: black;
}

a:broken {
  color: red;
}