body{font-family:sans-serif;font-size:1.5rem}img{max-width:50vw;max-height:25vw;display:block;margin:auto}form{display:flex;justify-content:center;gap:.5em;flex-flow:row wrap;max-width:40vw;margin:auto;align-items:baseline}button[type=submit]{padding:5px 20px;margin:10px auto;float:right}#greeting{margin:10px auto;padding:10px 60px;border:1px solid #222}#greeting:empty{display:none}.browser-warning{display:none}