/* ===== Container for entire gallery ===== */
#all {
    width: 1000px;
    margin: 50px auto;
    padding: 20px;
    border: 2px solid black;
    border-radius: 15px;
    background-color: #f9f9f9;
    box-shadow: 5px 5px 10px #999999;
    text-align: center;
}

/* ===== Headline ===== */
#headline {
    font-family: "Trebuchet MS", Arial, sans-serif;
    font-size: 36px;
    text-decoration: underline;
    color: #333;
    margin-bottom: 30px;
}

/* ===== Large image area ===== */
#largearea {
    margin-bottom: 20px;
}

#mainphoto {
    width: 650px;
    height: auto;
    border: 2px solid #333;
    border-radius: 5px;
}

/* ===== Caption ===== */
#caption {
    font-family: Verdana, Geneva, sans-serif;
    font-size: 20px;
    color: #555;
    margin-bottom: 30px;
}

/* ===== Thumbnails container ===== */
#thumbnails {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px; /* space between thumbnails */
}

#thumbnails li {
    list-style: none;
}

/* ===== Thumbnail images ===== */
.smallimg {
    width: 120px;
    height: auto;
    cursor: pointer;
    border: 2px solid transparent;
    border-radius: 5px;
    transition: border 0.2s, opacity 0.2s;
}

.smallimg:hover {
    opacity: 1;
    border: 2px solid red;
}