.box-containerz{display:flex;flex-wrap:wrap;justify-content:center}.cardz{border:3px solid #edf1f2;border-radius:16px;flex:0 0 30%;height:auto;margin:10px;max-width:420px;padding:20px}@media (max-width:768px){.box-containerz{flex-direction:column}.cardz{flex:0 0 90%;max-width:none}}