body {
    font-family: Arial, sans-serif;
    text-align: left;
    background-color: #f8f8f8;
    margin: 0;
}

.viewer {
    display: flex;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.viewer img {
    width: 384px;  /* Set a fixed width */
    height: auto;  /* Maintain aspect ratio */
    max-width: 80%; /* Ensure responsiveness */
    max-height: 70vh; /* Prevent oversized images */
    border-radius: 15px;
}

#viewerCaption {
    color: white;
    font-size: 18px;
    margin-top: 10px;
    padding: 10px 0px 20px 0px;
}

.close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 40px;
    color: white;
    cursor: pointer;
}

.prev, .next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 30px;
    color: white;
    background: none;
    border: none;
    cursor: pointer;
}

.prev { left: 10%; }
.next { right: 10%; }