.wordcloud-container {
    position: relative;
    width: 250px;
    height: 250px;
    float: right;
    margin: 0 0 15px 20px;
    cursor: pointer;
    overflow: hidden;
}

.wordcloud-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: opacity 0.5s ease;
}

.wordcloud-image.hidden {
    opacity: 0;
}

.wordcloud-image.visible {
    opacity: 1;
}

.wordcloud-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0,0,0,0.6);
    color: white;
    padding: 8px;
    text-align: center;
    font-size: 14px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.wordcloud-container:hover .wordcloud-caption {
    transform: translateY(0);
}