body{overscroll-behavior:none;overflow-y:none;margin:0;font-family:f1,sans-serif;animation:30s linear infinite alternate colourshift}button{font-family:f1,sans-serif;animation:30s linear infinite alternate colourshift}div{margin:0}@font-face{font-family:f1;src:url(./poxel-font.CoVcEIbI.ttf)}@keyframes colourshift{0%{color:#000;background-color:#fff}30%{color:purple;background-color:#ff0}to{color:#fff;background-color:#000}}