.grid-container {
  /*display: inline-block;
      flex-grow: 1;
    flex-shrink: 1;
    flex-basis: 100px;
  grid-gap: 50px 100px;
  grid-template-columns: auto auto auto;
  background-color: #2196F3;
  padding: 10px;*/
    position: relative;
  display: inline-block;
  margin: 0 10px 10px 0;
  background: #fff;
  text-align: center;
  overflow: hidden;
  -webkit-transition: all 0.25s ease-in-out;
  -moz-transition: all 0.25s ease-in-out;
  transition: all 0.25s ease-in-out;
  -webkit-transform: translateZ(0);
  -moz-transform: translateZ(0);
  transform: translateZ(0);

}
.grid-item {
  font-size: 30px;
  text-align: center;
}