header>a,header>h1{
	display: table-cell;
	vertical-align: middle;
}
header>h1{
	padding-left:10px;
}
header>a>img{
	vertical-align: -6px;
}
div[id^=slide_]{
	position: absolute;
	width: 100%;
	display: block;
	text-align: center;
}
#ctrl_right{
	position:fixed;
	right:0;
	padding-left: 5%;
}
#ctrl_left{
	position:fixed;
	left:0;
	padding-right: 5%;
}
div[id^=slide_]>*{
	padding-right: 10%;
	padding-left: 10%;
}
ul{
	text-align: left;
	margin-left: 5%;
}
ul>li{
	margin-bottom: 2%;
}
ul>li>em{
	font-weight: bold;
}
#bt_back{
	border-right: 2px solid transparent;
	border-image: linear-gradient(to bottom, rgba(255, 78, 0, 0.5), #CD7600, rgba(205, 103, 35, 0.5)) 4 100%;
}