/* This is all you. */
.image_grid {
  width: 100%;
}
.grid_sizer, .grid_item {
  width: 25%;
  padding: 1rem;
}
/* .gutter_sizer {
  width: 1%;
} */
.grid_item_1 {
  width: 25%;
}
.grid_item_2 {
  width: 50%;
}
.grid_item_3 {
  width: 75%;
}
.grid_item_4 {
  width: 100%;
}