*{box-sizing:border-box}
body{margin:0;min-height:100vh;display:grid;place-items:center;padding:16px;background:#f5f6f4;color:#16191f;font:15px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.karte{width:100%;max-width:380px;background:#fff;border:1px solid #e3e5e8;border-radius:14px;padding:32px}
h1{font-size:20px;margin:16px 0 4px}
p{margin:0 0 20px;color:#59606c}
label{display:block;font-weight:600;font-size:13px;margin-bottom:6px}
input{width:100%;padding:10px 12px;font:inherit;border:1px solid #c9ccd2;border-radius:8px;background:#fff;color:inherit}
input:focus{outline:2px solid #184f95;outline-offset:1px}
button{width:100%;margin-top:14px;padding:10px;font:inherit;font-weight:600;color:#fff;background:#184f95;border:0;border-radius:8px;cursor:pointer}
button:hover{background:#123e76}
#fehler{margin:14px 0 0;color:#b02a2a;font-size:14px}