body {
    background: #f4f6f9;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    color: #333;
    padding: 20px;
    box-sizing: border-box;
}

.container {
    text-align: center;
    background: #fff;
    padding: 30px 20px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-width: 450px;
    width: 100%;
}

h1 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #000;
}

p {
    font-size: 16px;
    margin-bottom: 20px;
    line-height: 1.5;
}

.loader {
    border: 6px solid #f3f3f3;
    border-top: 6px solid #000;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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

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

small {
    color: #888;
    font-size: 14px;
}

@media (max-width: 600px) {
    h1 {
        font-size: 20px;
    }

    p {
        font-size: 14px;
    }

    .container {
        padding: 20px 15px;
    }
}