#pl-preview{
    width:100%;
    height:300px;
    border:2px dashed #ccc;
    display:flex;
    align-items:center;
    justify-content:center;
    background-size:cover;
}
.productlab-panel{display:none}
.productlab-panel.active{display:block}
.productlab-tab{cursor:pointer;padding:8px;background:#eee;margin-right:5px;display:inline-block}
.productlab-tab.active{background:#000;color:#fff}