body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: url('https://www.example.com/your-background-image.jpg') no-repeat center center fixed;
    background-size: cover;
    color: #fff;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
}

.container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    text-align: center;
    padding: 20px;
    box-sizing: border-box;
}

h1 {
    font-size: 2.5em;
    animation: fadeIn 1s ease forwards;
}

p {
    font-size: 1.2em;
    animation: fadeIn 1.5s ease forwards;
}

.loader {
    border: 8px solid rgba(255, 255, 255, 0.2);
    border-top: 8px solid #ffcc00;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

footer {
    margin-top: 20px;
    font-size: 0.9em;
    color: #ffcc00;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@media (max-width: 600px) {
    h1 {
        font-size: 2em;
    }

    p {
        font-size: 1em;
    }
    
    .loader {
        width: 50px;
        height: 50px;
    }

    footer {
        font-size: 0.8em;
    }
}