main{background-color:#171717;line-height:1.6;position:relative;font-family:sans-serif;overflow:hidden}.lines{left:0;right:0;margin:auto;width:90vw}.line,.lines{position:absolute;top:0;height:100%;z-index:0}.line{width:1px;left:50%;background:hsla(0,0%,100%,.1);overflow:hidden}.line:after{content:"";display:block;position:absolute;height:15vh;width:100%;top:-50%;left:0;background:linear-gradient(180deg,hsla(0,0%,100%,0) 0,#fff 75%,#fff);animation:drop 7s 0s infinite;animation-fill-mode:forwards;animation-timing-function:cubic-bezier(.4,.26,0,.97)}.line:first-child{margin-left:-25%}.line:first-child:after{animation-delay:2s}.line:nth-child(3){margin-left:25%}.line:nth-child(3):after{animation-delay:2.5s}@keyframes drop{0%{top:-50%}to{top:110%}}