/* Full height, reset defaults */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    font-family: Arial, sans-serif;
}

/* Background logo */
body {
    background: url('planetnomad.png') no-repeat center center;
    background-size: cover; /* make it fill the screen */
    position: relative;
}

/* Overlay for text centering */
.overlay {
    display: flex;
    flex-direction: column;
    justify-content: center;  /* vertical centering */
    align-items: center;      /* horizontal centering */
    text-align: center;
    height: 100%;
    width: 100%;
    background-color: rgba(0,0,0,0.5); /* semi-transparent dark overlay */
    color: white; /* text color */
    padding: 20px;
}

/* Text sizes */
h1 {
    font-size: 3rem;
}

p {
    font-size: 1.5rem;
    margin-top: 10px;
}

/* Responsive text */
@media (max-width: 600px) {
    h1 {
        font-size: 2rem;
    }
    p {
        font-size: 1rem;
    }
}