✿3月 藤ヶ丘作品展✿ » e381b5e38198e383a6e3838be38383e38388e38080e88ab1e793b6e4bd9ce3828aefbc91
Adding yet another pure CSS technique to the list of off-screen navigation by "hacking" the :focus-within pseudo-class. Have a look at the code to see how it works.