body, html {
    background-color: #f8f9fa;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
    padding: 10px;
    width: 100%;
    height: 100%;
}
.login-container {
    max-width: 400px;
    margin: auto;
    padding: 2rem;
    border: 1px solid #ced4da;
    border-radius: 0.5rem;
    background-color: #ffffff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    animation: fadeIn 0.8s;
}
.login-header {
    text-align: center;
    margin-bottom: 1.5rem;
}
.btn-custom {
    background-color: #007bff;
    color: white;
}
.btn-custom:hover {
    background-color: #0056b3;
}