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 vote155 views1 answer
Autocomplete widget set z-index
CSS
0 vote180 views2 answers
How to convert directory SASS/SCSS to CSS via command line?
CSS
1 vote176 views2 answers
How to compile scss to css
CSS
0 vote157 views1 answer
Css all clases which start with col-
CSS
1 vote144 views1 answer
Highlight table row on hover
CSS
39 votes162 views3 answers
Rgba white color
CSS
0 vote165 views1 answer
Css ie11 only
CSS
3 votes166 views2 answers
Backdrop filter all properties
CSS
0 vote180 views1 answer
Flex: 0 1 auto
CSS
47 votes150 views6 answers
Css set text color
CSS