Change order columns bootstrap

<div class="row">
    <div class="col-md-3">
        sidebar
    </div>
    <div class="col-md-9 ">
        main
    </div>
</div>

//  CSS

.row{
   display: flex;
    flex-flow: column-reverse;
     }

Similar codes

0 vote334 views1 answer
How to authenticate with atlassian's Personal data reporting API
CSS
1 vote278 views1 answer
Restful url to update status
CSS
1 vote269 views1 answer
Class indicator css
CSS
9 votes283 views1 answer
Full page background image
CSS
1 vote302 views1 answer
Css scrollbar always visible
CSS
0 vote286 views1 answer
Flex item: 1;
CSS
4 votes316 views2 answers
Css hex to rgb
CSS
2 votes309 views1 answer
Coustomize srollbar
CSS
4 votes276 views6 answers
Css grid
CSS
0 vote276 views1 answer
Css diplay grid text truncate
CSS