.card {
        height: 100%;
    }
    .card-body {
        padding: 2em;
    }
    .feature-list li {
  position: relative;
  padding-left: 30px;
  list-style: none;
  margin-bottom: 10px;
}

li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 45%;
  transform: translateY(-50%); 
  width: 20px;
  height: 20px; 
  background-image: url('https://static.vecteezy.com/system/resources/previews/033/294/018/non_2x/fill-green-tick-mark-approved-check-mark-icon-symbols-symbol-for-website-computer-and-mobile-isolated-green-tick-verified-badge-icon-social-media-official-account-tick-symbol-vector.jpg'); 
  background-size: cover;
}