@media (min-width: 768px) {
    
  .sec-topics__item:first-child::after {
    position: absolute;
    bottom: 0;
    left: 0;
    display: block;
    width: 1260px;
    height: 1px;
    content: "";
    background-color: #f7f7f7; } 

  .sec-topics__item:nth-child(9)::before{
    display: none;}

}