const WIDTH = '400px';
const HEIGHT = '100px';
var lists = document.getElementsByClassName('list-wrapper');
var kslist, card;

for( i=0; i < lists.length; i++) {
    kslist = lists[i];
    kslist.setAttribute('style', 'width: ' + WIDTH);
    var cards = kslist.getElementsByClassName('list-card');

    for ( j=0; j < cards.length; j++) {
        card = cards[j]
        card.setAttribute('style', 'max-width: ' + WIDTH + '; min-height: ' + HEIGHT);
    }
}