.bd-placeholder-img {
    font-size: 1.125rem;
    text-anchor: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
  }
  
  @media (min-width: 768px) {
    .bd-placeholder-img-lg {
      font-size: 3.5rem;
    }
  }

  .asc:after {
    content: "▲";
  }

  .desc:after {
    content: "▼";
  }

  .custom-space {
    margin-left: 15px;
    margin-right: 15px;
  }