body {
    font-family: Verdana, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 1;
}

header, footer {
    background-color: rgba(0, 0, 0, 0.0);
}

header h1 {
    margin: 0;
}

footer {
    background: rgba(51, 51, 51, 0.0);
    color: #fff;
    text-align: center;
    padding: 1rem 0;
}

main {
    padding: 1rem;
}

section {
    background-color: rgba(255, 255, 255, 0.0);
    padding: 1rem;
    margin-bottom: 3rem;
    border-radius: 5px;
}

#back-to-top {
    position: fixed;
    bottom: 120px;
    right: 20px;
    display: none;
    z-index: 1000;
}

#back-to-top.show {
    display: block;
}

#background-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
opacity: .30;
}

.video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: -1;
}



.photo-landscape {
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    display: block;
    object-fit: cover;
    margin-bottom: 1rem;
    width: 400px;
}

.watermark img {
    opacity: 0.7;
}

.watermark img:hover {
    opacity: 1;
}