.ps-main-grid {
    display: grid;
    background-color: white;
    grid-template-columns: repeat(3, auto); 
    column-gap: 12px;
    row-gap: 20px;
    padding: 10px; 
}
.ps-grid-center { align-self: center; }
.ps-grid-top    { align-self: start; }

.ps-main-grid ul { 
    background-color: gainsboro;
    list-style: none; 
    list-style-position: inside;
    font-size: 14px;
    padding: 10px 20px 10px 10px;
    margin: 2px;
}

.ps-main-grid p { font-size: 14px;  }
.ps-main-grid a { font-size: 14px;  }

/* info button */
button {
    background-color: transparent;
    font-size: 14px;
    border-width: 0px;
    text-decoration: none;
    padding: 0px;
}

.modal {
    display: none; 
    position: fixed; 
    z-index: 1;             /* Sit on top */
    padding-top: 200px;     /* Location of the box */
    left: 0; top: 0;
    width: 100%;            /* Full width  */
    height: 100%;           /* Full height */
    overflow: auto;         /* Enable scroll if needed */
    background-color: rgb(0,0,0);   
    background-color: rgba(0,0,0,0.4); /* Black opaque */
  }
  .ps-info-txt {
    background-color: white;
    margin: auto;
    padding: 14px;
    width: 60%;
  }
  .ps-info-txt p { font-size: 14px;  }

  .ps-info-close {
    color: gray;
    float: right;
    font-weight: bold;
  }
  .ps-info-close:hover,
  .ps-info-close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
  }