backgroundImage needs to be done to determine
<div class="right-con" :style="{backgroundImage: 'url(' + (coverImgUrl ? coverImgUrl : baseImg) + ')', backgroundSize:'contain'}">
</div>
Directly backgroundImage
<div class="right-con" :style="{backgroundImage: 'url(' + coverImgUrl + ')', backgroundSize:'contain'}">
</div>