diff --git a/templates/repo/issue/milestone_new.tmpl b/templates/repo/issue/milestone_new.tmpl
index 1979eb07a5..5645010850 100644
--- a/templates/repo/issue/milestone_new.tmpl
+++ b/templates/repo/issue/milestone_new.tmpl
@@ -21,9 +21,8 @@
 			{{end}}
 		</h2>
 		{{template "base/alert" .}}
-		<form class="ui form grid" action="{{.Link}}" method="post">
+		<form class="ui form" action="{{.Link}}" method="post">
 			{{.CsrfTokenHtml}}
-			<div class="twelve wide column">
 				<div class="field {{if .Err_Title}}error{{end}}">
 					<label>{{.locale.Tr "repo.milestones.title"}}</label>
 					<input name="title" placeholder="{{.locale.Tr "repo.milestones.title"}}" value="{{.title}}" autofocus required maxlength="50">
@@ -39,10 +38,8 @@
 					<label>{{.locale.Tr "repo.milestones.desc"}}</label>
 					<textarea name="content">{{.content}}</textarea>
 				</div>
-			</div>
-			<div class="ui container">
 				<div class="divider"></div>
-				<div class="ui right">
+				<div class="gt-text-right">
 					{{if .PageIsEditMilestone}}
 						<a class="ui primary basic button" href="{{.RepoLink}}/milestones">
 							{{.locale.Tr "repo.milestones.cancel"}}
@@ -55,7 +52,6 @@
 							{{.locale.Tr "repo.milestones.create"}}
 						</button>
 					{{end}}
-				</div>
 			</div>
 		</form>
 	</div>