diff --git a/source/css/_layout/tag-plugins/okr.styl b/source/css/_layout/tag-plugins/okr.styl
index 2aa3953..91d147e 100644
--- a/source/css/_layout/tag-plugins/okr.styl
+++ b/source/css/_layout/tag-plugins/okr.styl
@@ -2,7 +2,6 @@
   position: relative
   border-radius: $border-block
   background: var(--theme-block)
-  border: 1px solid var(--theme-border)
   if hexo-config('tag_plugins.okr.border') == true
     border: 1px solid var(--theme-border)
   overflow: hidden