Fixed org styles. (#17807)

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>

templates/org/settings/navbar.tmpl

@@ -1,5 +1,5 @@
 <div class="four wide column">
-	<div class="ui vertical menu">
+	<div class="ui fluid vertical menu">
 		<div class="header item">{{.i18n.Tr "org.settings"}}</div>
 		<a class="{{if .PageIsSettingsOptions}}active{{end}} item" href="{{.OrgLink}}/settings">
 			{{.i18n.Tr "org.settings.options"}}

templates/org/team/new.tmpl

@@ -1,7 +1,8 @@
 {{template "base/head" .}}
 <div class="page-content organization new team">
 	{{template "org/header" .}}
-	<div class="ui middle very relaxed page grid">
+	<div class="ui container">
+		<div class="ui grid">
 			<div class="column">
 				<form class="ui form" action="{{if .PageIsOrgTeamsNew}}{{.OrgLink}}/teams/new{{else}}{{.OrgLink}}/teams/{{.Team.LowerName | PathEscape}}/edit{{end}}" data-delete-url="{{.OrgLink}}/teams/{{.Team.LowerName | PathEscape}}/delete" method="post">
 					{{.CsrfTokenHtml}}
@@ -112,6 +113,7 @@
 				</form>
 			</div>
 		</div>
+	</div>
 </div>
 
 <div class="ui small basic delete modal">

web_src/less/_repository.less

@@ -2575,8 +2575,6 @@
 
 .settings {
   .content {
-    margin-top: 2px;
-
     > .header,
     .segment {
       box-shadow: 0 1px 2px 0 var(--color-box-header);