* {
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    max-width: 400px;
    margin: 60px auto;
    padding: 0 20px;
}

h1 {
    font-size: 1.4rem;
}

label {
    display: block;
    margin-top: 12px;
    font-size: 0.9rem;
}

input {
    width: 100%;
    padding: 10px;
    margin-top: 4px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    margin-top: 20px;
    padding: 10px 16px;
    cursor: pointer;
    width: 100%;
    border: none;
    border-radius: 4px;
}

p.link {
    margin-top: 16px;
    font-size: 0.9rem;
    text-align: center;
}

@media (max-width: 480px) {
    body {
        margin: 30px auto;
        padding: 0 16px;
    }

    h1 {
        font-size: 1.3rem;
    }

    input,
    button {
        font-size: 1rem;
    }
}

.erro-form {
    color: #a01818;
}

.erro-login {
    color: red;
}