* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
}

html, body {
    height: 100%;
}

/* Background */
body {
    background:
        linear-gradient(
            rgba(0, 0, 0, 0.6),
            rgba(0, 0, 0, 0.6)
        ),
        url("bg.jpg"); /* Remove this line if you don't want image */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* Center content */
.overlay {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #ffffff;
    padding: 20px;
}

.content h1 {
    font-size: 3rem;
    letter-spacing: 2px;
    margin-bottom: 15px;
}

.content p {
    font-size: 1.1rem;
    line-height: 1.6;
    opacity: 0.9;
}

/* Mobile optimization */
@media (max-width: 600px) {
    .content h1 {
        font-size: 2.2rem;
    }

    .content p {
        font-size: 1rem;
    }
}