*,*::before,*::after{box-sizing:border-box}
img,video{max-width:100%;height:auto}

._404-main{display:flex;align-items:center;justify-content:center;min-height:50vh;padding:60px 20px;text-align:center}
._404-wrap{max-width:540px;width:100%}
._404-num{display:block;font-size:9rem;font-weight:800;line-height:1;opacity:.1;margin:0 0 8px;letter-spacing:-4px}
._404-h1{font-size:1.8rem;font-weight:600;margin:0 0 12px}
._404-p{margin:0 0 32px;opacity:.65;font-size:1rem;line-height:1.6}
._404-a{display:inline-block;padding:13px 30px;border:2px solid currentColor;border-radius:5px;text-decoration:none;font-size:.95rem;font-weight:500;transition:opacity .2s}
._404-a:hover{opacity:.65;text-decoration:none}
@media(max-width:600px){._404-num{font-size:6rem;letter-spacing:-2px}._404-h1{font-size:1.4rem}._404-p{font-size:.9rem}._404-a{padding:10px 24px}}