.ll-container { font-family: Arial, sans-serif; max-width: 800px; margin-bottom:30px; }
.ll-container label { display:block; margin-top:15px; }
.ll-container input, .ll-container button { width:100%; padding:8px; margin-top:5px; box-sizing:border-box; }
.ll-result { margin-top:20px; font-weight:bold; }
.ok { color:green; }
.error { color:red; }
.ll-form { margin-top:20px; padding:15px; border:1px solid #ccc; border-radius:5px; background:#f9f9f9; }