* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #fff;
    font-family: sans-serif;
    color: #000;
}

.auth-form {
    width: 100%;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-form h1 {
    text-align: center;
    font-size: 24px;
    margin-bottom: 8px;
}

.auth-form input,
.auth-form button {
    padding: 10px;
    font-size: 16px;
    border-radius: 6px;
    border: 1px solid #000;
    background: #fff;
    color: #000;
}

.auth-form input:focus {
    outline: none;
    border-color: #555;
}

.auth-form button {
    background: #000;
    color: #fff;
    cursor: pointer;
    border: none;
}

.auth-form button:hover {
    opacity: 0.9;
}