.wb-download-item {
	display: flex;
	gap: 10px;

	text-decoration: none !important;
	color: #000 !important;
}

.wb-download-item .icon {
	background: #3fffc7;
    border: 2px solid #3fffc7;

	width: 44px;
	height: 44px;

	border-radius: 50%;
    transition: border .3s ease, background-color .3s ease;

	display: flex;
	justify-content: center;
	align-items: center;
}

.wb-download-item:hover .icon {
	background: #fff;
}

.wb-download-item .inhalt > * {
	display: block;
}

.wb-download-item .inhalt .link-title {
	font-weight: 600;
    font-size: 16px;
	color: #282828;
    border-bottom: 1px solid #282828;

	display: inline-block;
}

.wb-download-item .inhalt .data {
	font-size: 14px;
	color: #939393;
}

.post-meta-line.single-lesson {
	justify-content: flex-end;

	margin-bottom: 20px;
}

.post-meta-line.single-lesson .wb-download-item {
	width: auto;
	background: #ededed;
    padding: 10px 15px;
    border-radius: 10px;
}

#wb-exhibition-nav-marker {
	position: absolute;
}

.wpb-toc {
	position: sticky;
	top: 200px;

	padding-bottom: 50px;

	height: calc(100vh - 200px);
	overflow-y: auto;

	transition: all 0.3s ease;
}

body.admin-bar .wpb-toc {
	top: 235px;
	height: calc(100vh - 235px);
}

.wpb-toc.hidden-header {
	top: 30px;
	height: calc(100vh - 30px);
}

body.admin-bar .wpb-toc.hidden-header {
	top: 50px;
	height: calc(100vh - 50px);
}

.wpb-toc h2 {
	font-size: 20px;
	font-weight: 600;
	color: #282828;
	margin-bottom: 10px;
}

.wpb-toc ul {
	list-style: none;
	padding: 0;
}

.wpb-toc ul li {
	margin-bottom: 10px;
}

.wpb-toc ul li a {
	display: block;
	font-size: 16px;
	text-decoration: none !important;
	color: #282828;
	background-color: transparent;
	transition: background-color .3s ease;

	position: relative;
}

.wpb-toc ul li a svg,
.wpb-toc ul li a img {
	width: 26px;
	flex: none;

	opacity: 0;
	transition: opacity .3s ease;
}

.wpb-toc ul li a > span {
	text-transform: uppercase;
	border-bottom: 1px dashed #474c54;

	margin-right: 30px;
}

.wpb-toc ul li a:hover {
	background-color: #3fffc7;
}

.wpb-toc ul li a:hover > svg,
.wpb-toc ul li a:hover > img {
	opacity: 1;
}

.wpb-toc ul li a,
.toc-separator {
	padding: 5px 10px;
}

.wpb-toc .toc-separator {
	font-weight: bold;
}

.wpb-toc ul li a.active,
.wpb-toc ul li a:hover {
	background-color: #3fffc7;

}

.single-lesson-content .lesson-content h1 {
	margin-top: 0;

	font-size: 40px;
	font-weight: 600;
	color: #282828;
}

.single-lesson-content .lesson-content .lesson-header-meta {
	display: flex;
	flex-wrap: wrap;
	gap: 20px 10px;

	border-top: 1px solid #393939;
	border-bottom: 1px solid #393939;

	padding-top: 15px;
	padding-bottom: 15px;

	margin-bottom: 25px;
}

.single-lesson-content .lesson-content .lesson-header-meta .item {
	margin-bottom: 0;

	position: relative;

	padding-right: 20px;

	align-items: flex-start;
}

.single-lesson-content .lesson-content .lesson-header-meta .item:not(:last-child):after {
	content: '';
    position: relative;
    left: 14px;
    top: -2px;
    display: inline-block;
    vertical-align: top;
    width: 1px;
    height: 100%;
    background: #282828;
}

.single-lesson-content .lesson-content .lesson-header-meta .item img {
	display: block;
}

.single-lesson-content .lesson-header-meta .item.wb-lesson-authors .author {
	flex: 1;

	display: flex;
    flex-wrap: wrap;
	align-items: center;
    gap: 10px;
}

.single-lesson-content .lesson-header-meta .item .icon {
	margin-right: 10px;

	position: relative;
	top: -2px;
}

.single-lesson-content .lesson-header-meta .item .icon svg {
	display: block;
}

.single-lesson-content .lesson-content .lesson-header-meta .item .author span {
	font-weight: 400;
    font-size: 12px;
    letter-spacing: 0.01em;
    color: rgba(57, 57, 57);
}

.single-lesson-content .lesson-content .lesson-header-meta .item .author span.separator {
	font-size: 15px;
}

.single-lesson-content .lesson-content .lesson-header-meta .item.wb-lesson-authors {
	padding-right: 0;
	width: 100%;
    flex: 1 1 100%;
}

.single-lesson-content .lesson-content .lesson-header-meta .item.wb-lesson-authors:after {
	content: none;
}

/* Single Taxonomy */
.single-lesson-material-header {
	position: relative;
}

#hero-image {
	width: 100vw;

	position: absolute;
	top: -120px;
	left: 0;

	z-index: 0;
}

#hero-image:before {
	content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    background: linear-gradient(180deg, rgba(246, 246, 246, 0) 48.44%, #f6f6f6 100%);
}

.single-lesson-material-header h1 {
	max-width: 900px;
	text-transform: none;
	font-size: 80px;
	font-weight: 400;
	text-align: center;

	position: relative;
	margin: 35px auto 230px auto !important;
}

.single-lesson-material-header h1:after {
	content: '';
    position: absolute;
    bottom: -30px;
    left: 50%;
    width: 164px;
    height: 5px;
    transform: translateX(-50%);
    background: #00ffc8;
}

.single-lesson-material-lesson-materials-list .lesson-material-group {
	display: flex;

	margin-bottom: 75px;
}

.single-lesson-material-lesson-materials-list .lesson-material-group > * {
	flex: 1;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-image {
	position: relative;

	width: 50%;
	max-width: 630px;
	margin-right: 30px;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-image > img {
	display: block;
	width: 100%;
	aspect-ratio: 630 / 404;
	object-fit: cover;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-image .logo-box {
	position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

	z-index: 12;
	opacity: 0.2;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-metadata {
	list-style: none;
	padding: 0;
	margin: 0;
	margin-bottom: 20px;

	display: flex;
	gap: 20px;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-metadata > li {
	position: relative;
	margin: 0;
	padding: 0;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-metadata > li:after {
	content: '';
	position: absolute;
	right: -11px;
	top: 50%;
	width: 1px;
	height: 20px;
	background: #282828;
	transform: translateY(-50%);
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-metadata > li:last-child:after {
	content: none;
}

.single-lesson-material-lesson-materials-list .lesson-material-group h3 {
	display: inline-block;
    padding: 8px;
    font-weight: 600;
    font-size: 24px;
    line-height: 1.2em;
    letter-spacing: 0.01em;
    color: var(--blue);
    background: #393939;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-list {
	list-style-type: none;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-list > li {
	position: relative;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-list > li:before {
	content: "-";
	width: 50px;

	position: absolute;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-list a {
	color: var(--black);
	font-weight: bold;

	display: block;
	margin-left: 50px;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-list a img {
	float: right;

	margin-top: 7px;
	margin-right: 35px;
	transition: opacity .3s ease;
	opacity: 0;
}

.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-list a:hover img {
	opacity: 1;
}

.lesson-units-filter {
	position: sticky;
	top: 0;

	background-color: #fff;
	padding: 15px 0;

	z-index: 10;
}

body.admin-bar .lesson-units-filter {
	top: 32px;
}

.lesson-units-filter form {
	display: flex;
	flex-direction: row;
	align-items: center;
	gap: 20px;

	margin-bottom: 10px;
}

.lesson-units-filter form > div > * {
	display: block;
}

.lesson-units-filter form input,
.lesson-units-filter form input::placeholder,
.lesson-units-filter form select {
	font-size: 14px;
}

.lesson-units-filter form input::placeholder {
	color: #47484e;
}

.lesson-units-filter form input,
.lesson-units-filter form select,
.lesson-units-filter form button {
	padding: 10px 5px;
	border: 1px solid #393939;
}

.lesson-units-filter form button {
	cursor: pointer;

	transition: border .3s ease, background-color .3s ease;
	background-color: var(--blue);
	border-color: var(--blue);
	color: #fff;

	padding: 10px 25px;
}

.lesson-units-filter form button:hover {
	background-color: #393939;
	border-color: #393939;
}

@media (max-width: 991px) {
	.single-lesson-material-lesson-materials-list .lesson-material-group {
		flex-direction: column;
		gap: 30px;
	}

	.single-lesson-material-lesson-materials-list .lesson-material-group .lesson-material-image {
		width: 520px;
	}
}