@media (max-width: 768px) {
  .image-container {
    position: relative;
  }

  .overlay-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    background: rgba(0, 0, 0, 0.6);
    padding: 1em 1.5em;
    text-align: center;
    border-radius: 8px;
    z-index: 2;
    max-width: 90%;
    font-size: 1rem;
    line-height: 1.4;
  }

  #picsize {
    display: block;
    width: 100%;
    height: auto;
  }
}