article{background-image:url("https://cdn-ak.f.st-hatena.com/images/fotolife/m/mio20100501/20220523/20220523113951.png")!important;} @keyframes fbk{ 0%{background-position-x:0px;} 100%{background-position-x:0px;} } @keyframes fbkd{ 0%{back…