/* Ensure the body takes the full viewport height and aligns items vertically */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

/* Main overlay should take available space */
.main-overlay {
    position: relative;
    width: 100%;
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 20px;
}

.logo-img {
    width: 90%;
    max-width: 600px;
}

.dark-shadow {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #033057;
}

.content {
    position: relative;
    z-index: 1;
    color: white;
    padding: 10px;
}

h1, h2, h3, h4 {
    margin: 10px 0;
}

/* Responsive adjustments */
@media (max-width: 576px) {
    h1 {
        font-size: 1.5rem;
    }
    h2 {
        font-size: 1.2rem;
    }
    h3 {
        font-size: 1rem;
    }
    h4 {
        font-size: 0.9rem;
    }
    .logo-img {
        width: 80%;
    }
}

footer {
    background-color: #333;
    color: #fff;
    padding: 10px;
    text-align: center;
}