docs: update demo

9 years ago · abc8b4c1e7
parent fb3776dbd3
commit abc8b4c1e7
1 changed files with 2 additions and 2 deletions
--- a/components/card/demo/grid.md
+++ b/components/card/demo/grid.md
@ -26,11 +26,11 @@ ReactDOM.render(

 ````css
 /* 增加 16px 栅格间距 */
-.row {
+.code-box-demo .row {
  margin-left: -8px;
  margin-right: -8px;
 }
-.row > div {
+.code-box-demo .row > div {
  padding: 0 8px;
 }
 ````