body {
    background: #f0f2f5;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    font-family: Arial, sans-serif;
}

.loader {
    text-align: center;
}

.spinner {
    border: 6px solid #e0e0e0;
    border-top: 6px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.message {
    margin-top: 16px;
    font-size: 16px;
    color: #555;
}

@media (max-width: 768px) {
    .spinner {
        width: 70px;
        height: 70px;
        border-width: 8px;
    }

    .message {
        font-size: 18px;
        margin-top: 20px;
    }
}