.tiles-section .heading{
    border: 1px solid #B7B7FF;
    background-color: #E8E8FF;
    text-align: center;
    padding: 5px 10px;
    color: #47479C;
    font-size: 14px;
    font-weight: 600;
}
.tiles-section span{
    color: #3D3D3D;
    font-size: 14px;
    font-weight: 400;
}

@media screen and (min-width:991px) {
    .tiles-section .container .row .col-lg-4:nth-child(3n + 2) {
  border-left: 1px solid #dedede;
  border-right: 1px solid #dedede;
}
}