#publication_cover_thumbnail {
        margin-bottom: 8px; 
        margin-top: 2px; 
        border:0px solid gray; 
        box-shadow: 2px 2px 3px grey; 
        align: left; 
        display: block;
        width: 100%;
    }
   

  details {
    background-color: #f9f9f9;
    border: 1px solid #ccc;
    border-radius: 6px;
    padding: 7px 10px;
    margin-bottom: 10px;
    overflow: hidden;
  }


  
summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px; /* space between title and arrow */
  flex-wrap: wrap;
    font-weight: bold;
    cursor: pointer;
    padding: 8px 12px;
    background-color: #f9f9f9;
    transition: background-color 0.2s ease;
    list-style: none;
}



    summary:hover {
    background-color: #dee2e6;
  }

  summary::-webkit-details-marker {
    display: none; /* Hides default arrow in WebKit/Blink (Chrome, Safari) */
  }

  summary::marker {
    display: none; /* Hides default arrow in Firefox */
  }

  details[open] summary::after {
    content: " ▲";
  }

summary::after {
  content: "▼";
  font-size: 0.7em;
  margin-left: auto;
}

details[open] summary::after {
  content: "▲";
    font-size: 0.7em;
}



  details > div {
    padding: 16px;
    background-color: #ffffff;
    color: #333;
    line-height: 1.6;
    box-shadow: inset 0 1px 4px rgba(0,0,0,0.05);
    border-top: 1px solid #ddd;
    font-size: 0.96em;
  }
  
.button-row {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 20px;
}