body.error404 { background: var(--bg-purple);}
body.error404 #main { background: var(--bg-purple) url('../images/404_bg.svg') center top; background-size:2000px auto; background-repeat: no-repeat;  }

body.error404 #first_text { padding:calc(var(--gutter) * 2) 0; }

@media all and (max-width: 899px) {
    body.error404 #main { background-size:200% auto;   }

}