body {
    background-color: #f8f9fa;
    font-family: Tahoma, sans-serif;
}

.login-container {
    max-width: 400px;
    margin: 60px auto;
    padding: 50px;
    background-color: white;
    border-radius: 12px;
    box-shadow: 0px 0px 10px rgba(0,0,0,0.1);
}

.btn-success {
    border-radius: 8px;
    padding: 10px;
}

.form-label i {
    margin-right: 5px;
}

.form-control {
    border-radius: 6px;
}

.alert {
    border-radius: 6px;
}

.logo {
    width: 120px;
    margin: 0 auto 20px;
    display: block;
}