@media (max-width: 480px) {
    .light_theme #main .flex_form .col{margin-left: 0}
    .light_theme #main .flex_form .col .doc_block{    margin-left: 0;width: 100%;    padding-left: 1rem;}
    .light_theme #main .flex_form .doc_block:before{content: unset}
}