Update Edit.css

Paragraphs are previously reserved for text and couldn't contain block level elements. This has changed in html5.
A theme may have styling associated with `<p>` which will contort Yellow forms in addition to the `<br>` elements
padding over rides themes padding due to specificity

system/plugins/edit.css

@@ -17,7 +17,10 @@
 	border-radius:4px; box-shadow:2px 4px 10px rgba(0, 0, 0, 0.2);
 }
 .yellow-pane h1 { color:#000; font-size:2em; margin:0 1em; }
-.yellow-pane p { margin:0.5em; }
+.yellow-pane p { 
+	margin: 0.5em;
+	padding: 0;
+}
 .yellow-close {
 	position:absolute;
 	top:0.8em; right:1em; cursor:pointer;