:root {
    --item-margin-bottom: 4px;
    --item-shadow-bottom: 6px;
}

body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #212121; /* Dark grey background */
    color: #f0f0f0; /* Light color for text */
    margin: 0;
    padding: 20px;
}

.container {
    text-align: center;
    max-width: 1200px;
    width: 100%;
}

h1 {
    color: #d76d24; /* Contrasting color for the header */
    margin-bottom: 20px;
}

#imageContainer {
    column-count: 4;
    column-gap: calc(var(--item-margin-bottom) + var(--item-shadow-bottom));
}


.grid-item-wrapper {
    position: relative;
    flex: 1 1 auto;
}

.grid-item {
    width: 100%;
    height: 100%;
    margin-bottom: var(--item-margin-bottom);
    border-radius: 8px;
    box-shadow: 0 4px var(--item-shadow-bottom) rgba(0, 0, 0, 0.3); /* Darker shadow to match the dark background */
    break-inside: avoid;
}