fix: block not work when small size, close #5219

tangjinzhou · tangjinzhou · commit 037470e1d2e1 · 2022-01-27T20:47:37.000+08:00
diff --git a/components/button/style/index.less b/components/button/style/index.less
@@ -235,7 +235,7 @@
     letter-spacing: 0.34em;
   }
 
-  &-block {
+  &&-block {
     width: 100%;
   }
 
