body {
    margin: 0;
    padding: 0;
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, #1e3c72, #2a5298);
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-box {
    background-color: #fff;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
    text-align: center;
}

.logo {
    width: 150px;
    margin-bottom: 20px;
}

h2 {
    margin-bottom: 20px;
    color: #333;
}

form input {
    width: 80%;
    padding: 12px 15px;
    margin: 10px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
}

form button {
    width: 100%;
    padding: 12px;
    background-color: #1e3c72;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

form button:hover {
    background-color: #16335e;
}

.erro {
    color: red;
    margin-bottom: 15px;
}