diff --git a/src/sao.less b/src/sao.less
index c7c2929f63..3fe7c4a377 100644
--- a/src/sao.less
+++ b/src/sao.less
@@ -629,7 +629,10 @@ input.column-boolean {
                 min-height: calc(@line-height-computed + @table-condensed-cell-padding);
                 display: block;
             }
+        }
 
+        .more-row,
+        .cell {
             .btn {
                 display: block;
                 width: 100%;