body
{
    margin:0;
    padding:0;
    background:#ffffff;
    font-family:Arial, Helvetica, sans-serif;
    color:#222;
}

.galleryHeader
{
    background:#000;
    color:white;
    text-align:center;
    padding:30px 20px;
    border-bottom:6px solid #c8102e;
}

.galleryHeader h1
{
    margin:0;
    font-size:42px;
    color:white;
}

.tagline
{
    color:#c8102e;
    font-size:22px;
    margin-top:10px;
    font-style:italic;
}

.galleryContainer
{
    max-width:1400px;
    margin:auto;
    padding:25px;

    display:grid;
    grid-template-columns:
        repeat(auto-fill,minmax(280px,1fr));

    gap:25px;
}

.galleryItem
{
    background:white;
    border:1px solid #ddd;
    border-radius:8px;
    overflow:hidden;

    box-shadow:
        0 2px 6px rgba(0,0,0,.15);
}

.galleryItem img
{
    width:100%;
    height:220px;
    object-fit:cover;

    cursor:pointer;

    transition:.25s;
}

.galleryItem img:hover
{
    transform:scale(1.03);
}

.caption
{
    padding:12px;
    text-align:center;
    font-weight:bold;
    color:#222;
}

/* LIGHTBOX */

#lightbox
{
    display:none;

    position:fixed;
    left:0;
    top:0;

    width:100%;
    height:100%;

    background:rgba(0,0,0,.92);

    z-index:9999;
}

#lightboxImage
{
    display:block;

    max-width:90%;
    max-height:80%;

    margin:40px auto 10px auto;
}

#lightboxCaption
{
    color:white;
    text-align:center;
    font-size:22px;
}

.closeBtn
{
    position:absolute;
    top:15px;
    right:25px;

    color:white;
    font-size:50px;

    cursor:pointer;
}

.prevBtn,
.nextBtn
{
    position:absolute;

    top:50%;

    color:white;

    font-size:60px;

    cursor:pointer;

    user-select:none;
}

.prevBtn
{
    left:25px;
}

.nextBtn
{
    right:25px;
}

@media (max-width:700px)
{
    .galleryHeader h1
    {
        font-size:30px;
    }

    .tagline
    {
        font-size:18px;
    }

    #lightboxCaption
    {
        font-size:18px;
    }
}