.error404{color:#fff;overflow:hidden;position:absolute;left:0;top:0;width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:#12374c;background:linear-gradient(180deg,#12374c 0,#134b61);background-size:150% 150%}.error404 .symbol-background{position:absolute;bottom:-150px;right:-100px;width:700px;opacity:.25;z-index:0}.error404 .image{position:absolute;left:0;top:0;width:100%;height:100%;background-image:url(../img/404.a69108b0.jpg);background-size:cover;background-repeat:no-repeat;background-position:50% 0;z-index:1;opacity:.3}.error404 .content{position:relative;text-align:center;z-index:2}.error404 .content h1{font-size:60pt;font-weight:500;letter-spacing:10px}.error404 .content h2{font-size:20pt;font-weight:200}.error404 .btn{color:#fff;border:1px solid #fff;margin-top:20px;opacity:1;background-color:transparent}.error404 .btn:hover{background-color:#0b222f;border-color:#0b222f}