.terminal-scan{position:relative;overflow:hidden}.terminal-scan:before{content:"";z-index:10;background:linear-gradient(#70818d66,#61796700);width:100%;height:100%;transition:all .5s;animation:2.5s linear infinite scanline;position:absolute;top:-100%;left:0}@keyframes scanline{0%{top:-50%}to{top:100%}}