.btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center; /* Change from 'start' to 'center' */
  padding: 1rem 0;
  box-shadow: 0 10px 16px rgba(0, 0, 0, 0.2); /* Add box shadow */
}
.btn i {
  margin-right: 10px;
}

.list-group-item {
  background-color: transparent;
  border: none;
}

.icon {
  height: 20px; /* Or however tall you want the icons to be */
  width: 20px; /* Or however wide you want the icons to be */
  margin-right: 10px;
}