@@ -176,8 +176,25 @@
 			aside.footnote > .text > :first-child {
 				margin-top: 0;
 			}
 		]];
+		docmeta = [[
+			.render-warn {
+				border: 1px solid @tone(0.1 20);
+				background: @tone(0.4 20);
+				padding: 1em;
+				margin: 5em 1em;
+			}
+		]];
+		embed = [[
+			embed, .embed {
+				width: 100%;
+				height: fit-content;
+				max-height: 80vh;
+				overflow: scroll;
+			}
+			embed {height: 20em;}
+		]];
 		header = [[
 			body { padding: 0 2.5em !important }
 			h1,h2,h3,h4,h5,h6 { border-bottom: 1px solid @tone(0.7); }
 			h1 { font-size: 200%; border-bottom-style: double !important; border-bottom-width: 3px !important; margin: 0em -1em; }
@@ -508,8 +525,14 @@
 
 	local runhook = function(h, ...)
 		return renderJob:hook(h, render_state_handle, ...)
 	end
+
+	local function htmlentities(v)
+		return v:gsub('[<>&"]', function(x)
+			return string.format('&#%02u;', string.byte(x))
+		end)
+	end
 
 	local function htmlURI(uri)
 		local family = uri:canfetch()
 		if family == 'file' then
@@ -632,11 +655,9 @@
 		local function htmlSpan(spans, block, sec)
 			local text = {}
 			for k,v in pairs(spans) do
 				if type(v) == 'string' then
-					v=v:gsub('[<>&"]', function(x)
-							return string.format('&#%02u;', string.byte(x))
-						end)
+					v=htmlentities(v)
 					for fn, ext in renderJob:each('hook','render_html_sanitize') do
 						v = fn(renderJob:delegate(ext), v)
 					end
 					table.insert(text,v)
@@ -1000,12 +1021,15 @@
 					if s == nil then
 						return {}
 					elseif next(ctr) == nil then
 						if (s.mode == 'embed' or s.mode == 'auto') and s.doc then
+							addStyle 'embed'
 							ctr.tag = 'div'; -- kinda hacky, maybe fix
+							ctr.attrs = {class='embed'}
 							ctr.nodes = renderSubdoc(s.doc)
 						elseif s.mode == 'link' then
 							-- yeah this is not gonna work my dude
+							addStyle 'embed'
 							ctr.elt = 'embed';
 							ctr.attrs = {
 								type = 'text/x.cortav';
 								src = htmlURI(s.uri);
@@ -1017,11 +1041,14 @@
 					if s == nil then
 						return {}
 					elseif next(ctr) == nil then
 						if (s.mode == 'embed' or s.mode == 'auto') and s.raw then
+							addStyle 'embed'
 							ctr.tag = 'div'
+							ctr.attrs = {class='embed'}
 							ctr.nodes = s.raw
 						elseif s.mode == 'link' then
+							addStyle 'embed'
 							ctr.elt = 'embed';
 							ctr.attrs = {
 								type = 'text/html';
 								src = htmlURI(s.uri);
@@ -1035,11 +1062,14 @@
 					elseif next(ctr) == nil then
 						local mime = s.mime:clone()
 						mime.opts={}
 						if (s.mode == 'embed' or s.mode == 'auto') and s.raw then
+							addStyle 'embed'
 							ctr.tag = 'pre';
-							ctr.nodes = s.raw
+							ctr.attrs = {class='embed'}
+							ctr.nodes = htmlentities(s.raw);
 						elseif s.mode == 'link' then
+							addStyle 'embed'
 							ctr.elt = 'embed';
 							ctr.attrs = {
 								type = tostring(mime);
 								src = htmlURI(s.uri);