body { font-family: Arial; background: #f4f4f4; }
.login-container, .painel {
max-width: 400px; margin: 100px auto; background: #fff; padding: 30px; border-radius: 10px;
box-shadow: 0 0 10px rgba(0,0,0,0.1); text-align: center;
}
.botao, .botao-sair {
background: #4f46e5; color: white; padding: 10px 20px; text-decoration: none;
border-radius: 5px; display: inline-block; margin-top: 20px;
}
.botao-sair { background: #e11d48; }
input[type='password'] { padding: 10px; width: 90%; margin-top: 15px; }
.erro { color: red; font-size: 14px; }