default css: handle overflow text

Signed-off-by: Yonle <yonle@lecturify.net>

doc/style.css

@@ -1,4 +1,5 @@
-body { max-width: 48em; margin: auto; line-height: 1.5; padding: 0.8em }
+body { max-width: 48em; margin: auto; line-height: 1.5; padding: 0.8em; word-wrap: break-word; }
+pre { overflow-x: scroll; }
 .snac-embedded-video, img { max-width: 100% }
 .snac-origin { font-size: 85% }
 .snac-score { float: right; font-size: 85% }