body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    background: linear-gradient(to right, #7cd9ee, #a8f3f4);
}

.form-signin {
    max-width: 400px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 12px;
    box-shadow: 0px 4px 15px rgba(0, 0, 0, 0.1);
}

    .form-signin h1 {
        font-size: 1.8rem;
        font-weight: bold;
        text-align: center;
        color: #2c3e50;
    }

.form-floating label {
    color: #6c757d;
}

.btn-primary {
    background-color: #5a8fd6;
    border-color: #5a8fd6;
    font-size: 1.1rem;
    font-weight: bold;
    padding: 10px;
}

    .btn-primary:hover {
        background-color: #3b6fab;
        border-color: #3b6fab;
    }

.text-muted {
    color: #6c757d !important;
}