<!DOCTYPE html> <html> <head> <meta charset = "utf-8" /> <title> Page Not Found! </title> <!-- add icon link --> <link rel = "icon" href = "assets/branding/obo-icon.png" type = "image/x-icon"> <style> *{ margin: 0; padding: 0; box-sizing: border-box; -webkit-filter: grayscale(100%); filter: grayscale(100%); } body{ width: 100%; height: 100vh; background-image: url('assets/404/crt.gif'); -webkit-filter: grayscale(100%); filter: grayscale(100%); } marquee{ height: 100vh; } </style></head> <body> <marquee behavior="alternate" scrollamount="30"> <marquee behavior="alternate" scrollamount="30" direction="down"> <img src="assets/404/404.png"> </marquee> </marquee> </body> </html>