.nvr-live{.header{display:flex;padding-bottom:20px;border-bottom:1px solid #ccc;.item{margin-right:40px}}.player-container{position:relative;.video{-o-object-fit:contain;object-fit:contain;position:absolute;top:20px;left:0;width:calc(100vw - 300px);height:calc(100vh - 240px)}}}@media (max-width:768px){.nvr-live .player-container .video{position:static;width:100%;height:auto}}