*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;background:#f5f7fa;color:#333;display:flex;justify-content:center;align-items:center;height:100vh;padding:1rem}main{background:#fff;padding:2rem 2.5rem;border-radius:8px;max-width:400px;width:100%;box-shadow:0 4px 12px rgb(0 0 0 / 0.1)}h1{font-size:1.8rem;margin-bottom:0.5rem;color:#007acc;text-align:center}p{margin-bottom:1.5rem;text-align:center;line-height:1.4}form{display:flex;flex-direction:column}label{font-weight:600;margin-bottom:0.25rem;font-size:0.9rem;color:#222}input{padding:0.6rem 0.8rem;margin-bottom:1rem;border:1px solid #ccc;border-radius:4px;font-size:1rem;transition:border-color 0.3s}input:focus{border-color:#007acc;outline:none}button{background:#007acc;color:#fff;padding:0.8rem;font-size:1rem;border:none;border-radius:4px;cursor:pointer;transition:background-color 0.3s;font-weight:700}button:hover,button:focus{background:#005fa3;outline:none}#form-message{margin-top:1rem;font-size:0.9rem;color:#d8000c;text-align:center}#form-message.success{color:#4BB543}