:root {
    --sidebar-width: min(20rem, 25%);
    --sb-close-shape: polygon(0% 0%, 100% 0%, 40% 50%, 100% 100%, 0% 100%);
    --sb-open-shape: polygon(0% 0%, 40% 0%, 100% 50%, 40% 100%, 0% 100%);
}

#proj-screen {
	display: flex;
	flex-direction: column;
	height: 100%;
}
#proj-page {
	position: relative;
	width: 100%;
	height: 100%;
}
#proj-sb-toggle {
    display: none;
    position: absolute;
    top: 4rem;
    left: var(--sidebar-width);
    width: 3rem;
    height: 3rem;
}
#proj-sb-shape-inner {
    background-color: #eee;
    width: 80%;
	height: 100%;
}
#proj-sb-shape-outer {
    background-color: #999;
    width: 100%;
	height: 100%;
}
.proj-sb-toggle-shape {
    clip-path: var(--sb-open-shape);
    transition: clip-path 0.5s ease-in-out, clip-path 0.5s ease-in-out;
}
.proj-sb-toggled {
    clip-path: var(--sb-close-shape) !important;
}
#proj-sidebar {
	position: absolute;
	display: flex;
	flex-direction: column;
	align-items: flex-start;
	left: 0;
	top: 0;
	bottom: 0;
	width: var(--sidebar-width);
	border-right: 1px solid #ccc;
	background-color: #f8f8f8;
	overflow: auto;
}
#proj-sidebar hr {
	width: 90%;
}
#proj-name {
	padding-left: 5%;
	margin-bottom: 0.75rem;
	width: 90%;
	overflow-wrap: break-word;
}
#proj-tree {
	width: 100%;
	overflow: auto;
	flex-grow: 1;
	font-size: 0.8rem;
}
#proj-tree ul {
	list-style-type: none;
	padding-left: 0.75rem;
	padding-right: 0.75rem;
	font-family: monospace;
	color: #222;
}
#proj-tree li {
	font-style: oblique;
	padding-left: 0.5rem;
	padding-right: 0.5rem;
}
#proj-tree a {
	display: inline-block;
	width: 100%;
	overflow: clip;
	color: #222;
	text-decoration: inherit;
}
.proj-tree-item {
	cursor: pointer;
	user-select: none;
}
.proj-tree-item:hover {
	text-decoration: underline;
	background-color: #ccc;
}
#proj-download {
	font-size: 80%;
	margin-top: 0.2rem;
	margin-left: 5%;
	margin-bottom: 0.7rem;
	background-color: #48f;
	color: #f8f8f8;
}
#proj-download:hover {
	background-color: #26f;
}
#proj-main {
	display: flex;
	flex-direction: column;
	position: absolute;
	left: var(--sidebar-width);
	right: 0;
	top: 0;
	bottom: 0;
}
#proj-header {
	display: flex;
	background-color: #f8f8f8;
	user-select: none;
}
#proj-header h3 {
	font-size: 110%;
	font-style: oblique;
	margin-top: 16px;
	margin-bottom: 16px;
	padding-left: 20px;
}
#file-hdr-margin {
	display: flex;
	justify-content: center;
	align-items: center;
	width: 80px;
	height: 100%;
	background-color: #e8eaec;
}
#file-hdr-margin a {
	text-decoration: underline #666;
}
#file-hdr-type-select {
	font-size: 90%;
	padding: 0.3rem 0.4rem 0.3rem 0.4rem;
	color: #444;
}
#proj-content {
	flex-grow: 0;
	overflow: auto;
}
#proj-content img {
    max-width: 100%;
}
.proj-md {
	margin-left: 1rem;
	margin-right: 1rem;
}
#proj-blob-outer {
	width: calc(100% - 2px);
	height: calc(100% - 2px);
	border: 1px solid #ccc;
	overflow: auto;
}
.file-code::before {
	counter-reset: listing;
}
.file-code {
	display: flex;
	flex-direction: column;
	white-space: pre;
	tab-size: 4;
	font-family: monospace;
	font-size: 0.9rem;
}
.file-code code::before {
	content: counter(listing);
	display: inline-block;
	width: calc(80px - 1rem);
	padding-right: 1rem;
	margin-right: 1rem;
	text-align: right;
	background-color: #e8eaec;
}
.file-code code {
	counter-increment: listing;
}

@media screen and (max-width: 720px) {
    :root {
        --sidebar-width: 0;
    }
    #proj-sb-toggle {
        display: block;
        z-index: 1;
        transition: left 0.5s ease-in-out;
    }
    #proj-sidebar {
        transition: width 0.5s ease-in-out;
    }
    #proj-main {
        transition: left 0.5s ease-in-out;
    }
}