:root {
	--focus-visible-outline: 6px solid rgb(255, 255, 10);
}
html, body{
	position: fixed;
	margin: 0px;
	padding: 0px;
}
body{
	width: 100vw;
	height: 100vh;
	cursor: default;
	user-select: none;
	/* touch-action: none; */
	overflow: hidden !important;
}
.media,
.media-body {
  overflow: hidden;
  zoom: none;
}
/*#windowLesson{
	display: flex;
    height: 100%;
    flex-direction: row; 
}*/
#maskTree{
	display: block;
    position: absolute;
	width: 1920px;
	height: 840px;
	/* border: 1px solid red; */
	transform-origin: 0 0;
	overflow: hidden;
	pointer-events: none;
}
#tree{
	pointer-events: all;
	z-index: 1;
	display: block;
    position: absolute;
	min-width: 200px;
	max-width: 20%;
	left: 0;
	height: 840px;
	color: #000; 
	/* color: #E30613; */
	background-color: #eeeeee30;
	overflow: hidden;
	transition-property: transform;
	transition-duration: 0.3s;
	transition-timing-function: ease;
	backdrop-filter: blur(6px);
	transform-origin: 0 0;
}
.hideTree{
	/* left: -600px !important; */
	transform: translate(-100%, 0px);
}
/* .fx-tree{
	transition: left 0.3s ease; 
} */
#tree img{
    width: auto;
    margin-top: 10px;
    /* border: 2px solid #EA0916; */
    /* -webkit-box-shadow: 4px 4px 15px #000000; */
    /* box-shadow: 4px 4px 15px #000000; */
    border-radius: 8px;
}
#inner{
	width: 100%;
	height: 100%;
	flex: auto;
	overflow-x: hidden;
    overflow-y: auto;
	/* Hide scrollbar */
	-ms-overflow-style: none;  /* IE and Edge */
	scrollbar-width: none;  /* Firefox */
}
/* Hide scrollbar for Chrome, Safari and Opera */
#inner::-webkit-scrollbar {
	display: none;
}
#zonaArrow{
	position: absolute;
    display: none;
    right: 18px;
    width: 10%;
    height: 5.5%;
    background: #d02f1d;
    cursor: pointer;
    z-index: 1;
   /*  height: 100%; */
}
.addShadowR{
	display: block;
	/* -webkit-box-shadow: 5px 0px 5px rgba(0,0,0,.3);
	box-shadow: 5px 0px 5px rgba(0,0,0,.3); */
}
.addShadowL{
	display: block;
	/* -webkit-box-shadow: -5px 0px 5px rgba(0,0,0,.3);
	box-shadow: -5px 0px 5px rgba(0,0,0,.3); */
}
.addArrowL:after{
	display: flex;
    font-size: 1.7rem;
    content: "«";
    color: #fff;
    align-items: center;
    justify-content: center;
}
.addArrowR:before{	
    display: flex;
    font-size: 1.7rem;
    content:"»";
    color: #fff;
    align-items: center;
    justify-content: center;
}
/* #tree[style*="1 1 0%"] + #contentZone{
	flex: 100%;
}
#tree[style*="1 1 20%"] + #contentZone {
	flex: 80%;
} */
#contentZone{
	position: absolute;
    width: 100%;
    height: 100%;
    transition-property: all;
    transition-duration: 0.3s;
    transition-timing-function: ease;
}
#contentFrame{
	width: 100%;
	height: 100%;
}
#clickoutside{
	position: absolute;
	display: none;
	top: 0;
	width: 100%;
	height: 100%;
	background-color: #000000;
	opacity: 0.2;
	/* transition-property: opacity;
    transition-duration: 0.3s;
    transition-timing-function: ease; */
	pointer-events: all;
}
#courseTitle {
	font-size: 1.2rem;
	background: #585858ba;
	color:#fff;
	padding:10px;
	padding-right:12%;
	padding-left:3%;
	display: none;
}
#lessonTitle {
	font-size: 1.2rem;
	background: #48A5DBba/* #273c67 */; /* #0A9BCA; */
	font-family: 'VodafoneBold';
	color:#fff;
	padding:10px;
	padding-right:12%;
	padding-left:3%;
	border-bottom: solid 3px #263b67/* solid 3px #2A662C */; /* #055269; */
	display: none;
}
ul {
	margin: 0;
	list-style-type:none;
	padding: 0; 
}

li{
	display: flex;
    flex-direction: column;
	margin:0;
	/* padding:10px 6% 20px 3%; */
	padding: 20px 12% 10% 12%;
	background: #ffffff91;
	text-align:left;
	/* default */
	/* background-color: #e1e1e185; */
}
li a{
	display: flex;
    flex-direction: column;
	 color: #000000aa; 


}
li a:focus-visible{
	outline: var(--focus-visible-outline);
}
li:hover{
	cursor: pointer;
	/* hover */
	/* background: #fe818c91; */
	/* background: #ffffff91; */
	background: #D9D9D9;
}
li:hover a{
	color: inherit; 
	text-decoration: none;
}

li.active{
	cursor: default;
	/* selected */
	/* background: #fe818c91; */
	background: #ffffff;
}
li.active a{color:inherit;cursor: default;/* font-weight:bold; */}
li.active a:focus{color:inherit;text-decoration:none;}

/* media queries */
@media (min-width:301px) and (max-width:600px){
	#tree{
		max-width: 30%;
	}
	ul{
		font-size: 2rem;
	}
}
@media (min-width:601px) and (max-width:800px){
	#tree{
		max-width: 30%;
	}
	ul{
		font-size: 2rem;
	}
}
@media (min-width:801px) and (max-width:1200px){
	#tree{
		max-width: 30%;
	}
	ul{
		font-size: 2rem;
	}
}
@media (min-width:1201px) and (max-width:1600px){
	#tree{
		max-width: 25%;
	}
	ul{
		font-size: 1.5rem;
	}
}
@media (min-width:1601px){
	ul{
		font-size: 1.2rem;
	}
}
/* if lanscape orientation hide the info screen about rotation */
.rotate {
    display: none;
}

/* if portrait orientation inform the user */
@media only screen and (orientation: portrait) {
    .rotate {
        display: flex;
		justify-content: center;
		align-items: center;
		flex-direction: column;
		position: fixed;
		z-index: 999999;
		top: 0px;
		left: 0px;
		height: 100%;
		width: 100%;
		background: rgba(0, 0, 0, 0.90);
		color: white;
		text-align: center;
		font-size: 1.2rem;
    }
	.rotate img {
		margin-bottom: 3%;
	}
	#windowLesson{
		display: none;
	}
}