repo/wiki: improve UI

public/css/gogs.css

@@ -2331,15 +2331,16 @@ footer .ui.language .menu {
 .repository.wiki.view .ui.sub.header {
   text-transform: none;
 }
-.repository.wiki.view > .markdown {
-  padding: 15px 30px;
-}
-.repository.wiki.view > .markdown h1:first-of-type,
-.repository.wiki.view > .markdown h2:first-of-type,
-.repository.wiki.view > .markdown h3:first-of-type,
-.repository.wiki.view > .markdown h4:first-of-type,
-.repository.wiki.view > .markdown h5:first-of-type,
-.repository.wiki.view > .markdown h6:first-of-type {
+.repository.wiki.view .markdown {
+  padding-left: 25px;
+  margin-left: -25px;
+}
+.repository.wiki.view .markdown h1:first-of-type,
+.repository.wiki.view .markdown h2:first-of-type,
+.repository.wiki.view .markdown h3:first-of-type,
+.repository.wiki.view .markdown h4:first-of-type,
+.repository.wiki.view .markdown h5:first-of-type,
+.repository.wiki.view .markdown h6:first-of-type {
   margin-top: 0;
 }
 .repository.settings.collaboration .collaborator.list {

public/less/_repository.less

@@ -1313,8 +1313,9 @@
 			.ui.sub.header {
 				text-transform: none;
 			}
-			>.markdown {
-				padding: 15px 30px;
+			.markdown {
+				padding-left: 25px;
+				margin-left: -25px;
 
 				h1, h2, h3, h4, h5, h6 {
 					&:first-of-type {

templates/repo/wiki/view.tmpl

@@ -61,7 +61,7 @@
 				{{.i18n.Tr "repo.wiki.last_commit_info" .Author.Name $timeSince | Safe}}
 			</div>
 		</div>
-		<div class="ui segment markdown">
+		<div class="markdown">
 			{{.content | Str2html}}
 		</div>
 	</div>