(function ($) { $(document).on('ready', function () { let parent_width = $('#stm_calc_88711').width(); if(parent_width < 360) { $('#stm_calc_88711 .stm_changeable_breakpoint').removeClass('col-md-3'); $('#stm_calc_88711 .stm_changeable_breakpoint').removeClass('col-sm-3'); $('#stm_calc_88711 .stm_changeable_breakpoint').removeClass('col-sm-9'); $('#stm_calc_88711 .stm_changeable_breakpoint').addClass('col-md-12'); $('#stm_calc_88711 .stm_calculator_results').css('flex-direction', 'column'); } }); })(jQuery);