body { 
    overflow-x: hidden;
    }

  #back-top {
    margin-left: 820px
    }
   
  .wijk {
    margin: 3em;
    width: 760px;

    table {
      border-collapse: collapse;
      width: 100%;

      tr:nth-child(1) td {
        background-color: var(--background-color);
        border: none;
        font-weight: bold;
        padding: 2px 2px 2px 6px;
        }

      tr:nth-child(2) td {
        background-color: var(--background-color);
        border: none;
        font-weight: bold;
        padding: 0 0 2px 6px;
        }

      tr:nth-child(3) td {
        padding-top:1em;
        }

      td {
        border-top: 1px solid lightgray;
        padding-left:6px;
        }

      td:nth-child(1) {width:190px;}
      td:nth-child(2) {width:160px;}
      td:nth-child(3) {width:190px;}
      td:nth-child(4) {width:160px;}
      }
    }