body{font-family:system-ui,sans-serif;margin:0;color:#222;background:#f6f7f9}
.wrap{max-width:760px;margin:0 auto;padding:16px}.narrow{max-width:380px}
header{background:#123a5c;color:#fff}header a{color:#cfe3f5;margin-left:14px;text-decoration:none}
header .wrap{display:flex;justify-content:space-between;align-items:center}
label{display:block;margin:10px 0}input,select,textarea{display:block;width:100%;padding:8px;box-sizing:border-box;margin-top:4px}
button{background:#1d6fb8;color:#fff;border:0;padding:10px 18px;border-radius:4px;cursor:pointer}
.err{color:#b00}footer{color:#777;font-size:13px}