.imgthumb {
    border: 1px solid #ddd; /* Gray border */
    border-radius: 4px;  /* Rounded border */
    padding: 5px; /* Some padding */
    width: 180px; /* Set a small width */
    height: 160px; /* Set a small width */
  }
  
  /* Add a hover effect (blue shadow) */
  .imgthumb:hover {
    box-shadow: 0 0 2px 1px rgba(0, 140, 186, 0.5);
  }