body {
    font-family: 'Playwrite NZ', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #222;
    line-height: 1.6;
}

h1, h2, h3 {
    font-family: 'Dosis', sans-serif;
    color: #2d3047;
}

header {
    background-color: #177100;
    color: #ffffff;
    padding: 15px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    margin: 0;
    color: #ffffff;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav li {
    margin-left: 20px;
}

nav a {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.3s;
}

nav a:hover {
    color: #00a7e1;
}

.gallery-grid-container {
    padding: 20px;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); 
    gap: 10px;
    background-color: #ffffff;
    padding: 10px;
    border: 1px solid #ccc; 
}

.placeholder {
    height: 150px; 
    background-color: #eeeeee;
    border: 1px solid #aaaaaa;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 0.9em;
    color: #666;
    position: relative;
}

.placeholder::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(to top right, transparent 47%, #ff0000 49%, #ff0000 51%, transparent 53%),
        linear-gradient(to top left, transparent 47%, #ff0000 49%, #ff0000 51%, transparent 53%);
    background-repeat: no-repeat;
    background-size: 100% 100%;
    opacity: 0.2;
    pointer-events: none;
}

footer {
    background-color: #2d3047;
    color: #ffffff;
    text-align: center;
    padding: 15px;
    margin-top: 20px;
    font-size: 0.9em;
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
    }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}