html, body {
	margin: 0px;
	padding: 0px;
	height: 100%;
	width: 100%;
	font-family: Arial, Helvetica, sans-serif;
	background-color: #aaa;
	color: black;
	font-size: 0.875rem;
}

.intro {
	display: table;
	top: 0px;
	height: 100%;
	width: 100%;
	margin: auto;
	background-image: url('img/background.jpg');
	background-repeat: no-repeat;
	background-size: cover;
	color: #aaa;
}

.intro .inner {
	display: table-cell;
	vertical-align: middle;
	width: 100%;
	max-width: none;
}

.intro img {
	max-width: calc(80%);
	height: auto;
}

.scrollhint {
	display: block;
	position: absolute;
	width: 100%;
	left: 0px;
	bottom: 0px;
	text-align: center;
	font-size: 400%;
}

.scrollhint a {
	color: white;
	text-decoration: none;	
}

footer {
	background-color: #222;
	color: gray;
}

footer a, footer a:hover, footer a:active, footer a:visited {
	color: gray;
}

footer .btn-link, footer .btn-link:active, footer .btn-link:visited, footer .btn-link:focus {
	color: white;
	text-decoration: none;
}

footer .btn-link:hover {
	color: white;
	text-decoration: underline;
}

.modal-body {
	text-align: left;
}

/*1rem = 16px*/
h1 {font-size:1.5rem;} 
h2 {font-size:1.25rem;}
h3, h4, h5, h6 {font-size:1rem;}

/* Small devices (landscape phones, 544px and up) */
@media (min-width: 544px) {  
	h1 {font-size:1.5rem;}
	h2 {font-size:1.25rem;}
	h3, h4, h5, h6 {font-size:1rem;}
	html, body {font-size:0.875rem}
}
   
  /* Medium devices (tablets, 768px and up) The navbar toggle appears at this breakpoint */
  @media (min-width: 768px) {  
	h1 {font-size:2rem;}
	h2 {font-size:1.75rem;}
	h3, h4, h5, h6 {font-size:1.125rem;}
	html, body {font-size:1rem}
}
   
  /* Large devices (desktops, 992px and up) */
  @media (min-width: 992px) { 
	h1 {font-size:2.5rem;}
	h2 {font-size:2rem;}
	h3, h4, h5, h6 {font-size:1.25rem;}
	html, body {font-size:1.125rem}
}
   
  /* Extra large devices (large desktops, 1200px and up) */
  @media (min-width: 1200px) {  
	h1 {font-size:2.5rem;}
	h2 {font-size:2rem;}
	h3, h4, h5, h6 {font-size:1.5rem;}
	html, body {font-size:1.25rem}
	.intro h1 {font-size:3rem;}
	.intro .content {font-size:1.5rem}
  }