#main-card{min-height:600px}#barcode-privew{display:flex;flex-flow:column;justify-content:center;align-items:center;height:260px;background-color:#efeff2;overflow:auto}#barcode-box{position:relative}#btn-submit{display:inline-block}#barcode{box-shadow:1px 1px 2px 0px #dee2e6}#invalid{display:none;margin-top:3em}#invalid-msg{display:none}@media(max-width: 576px){#codes{height:12rem !important;min-height:12rem !important}#main-card{padding-left:0;padding-right:0;border:none;border-radius:0}}