body {
    background: aliceblue;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    margin: 0;
}

.wrapper {
    display: grid;
    place-items: center;
    flex: 1; /* Allow wrapper to grow and take up available space */
}

.gallery {
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px; /* Add margin to the bottom of the gallery */
}

.box {
    padding: 0 20px 20px;
}

.box img {
    box-shadow: 0 2px 20px rgba(0,0,0,0.5);
    border-radius: 15px;
}

.caption { 
    text-align: center;
}

footer {
    text-align: center;
    padding: 10px;
    position: relative;
    bottom: 0;
    width: 100%;
    margin-top: auto;
}