.btn i {
    font-size: 1rem;
}

.nav-page {
    position: relative;
    background-image: url("../img/banner1.jpg"); /* pastikan path ini benar */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: white;
    padding: 20px 0;
    z-index: 1;
}

.nav-page .bg-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 33, 77, 0.5); /* sama seperti footer */
    z-index: 0;
}

.nav-page .container {
    position: relative;
    z-index: 1; /* konten di atas overlay */
}

.nav-page h1,
.nav-page h2,
.nav-page h3,
.nav-page h4 {
    padding-top: 100px;
    color: #fff;
}