body {
    font-family: Arial, sans-serif;
    background-color: #f8fafc;
    color: #111;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 400px;
    margin: 2rem auto;
    padding: 2rem;
    background-color: #fff;
    border-radius: 0.5rem;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

.text-center {
    text-align: center;
}

button {
    padding: 0.5rem 1rem;
    background-color: #3b82f6;
    color: #fff;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
}

button:hover {
    background-color: #2563eb;
}

input {
    width: 100%;
    padding: 0.5rem;
    margin-bottom: 1rem;
    border: 1px solid #d1d5db;
    border-radius: 0.25rem;
}