.grid--col-2{
    display:grid;
    grid-template-columns: 1fr 1fr;
    grid-column-gap:10px;
}
.grid__item{
    /* background-color:rgb(191, 228, 252); */
    background-color: rgb(159, 230, 159);
    padding:5rem;
    font-size: large;
    text-align: center;
}

.grid--col-3{
    display:grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-column-gap:10px;
}

/* Grid Web Layout */
.page {
    display: grid;
    width: 100%;
    height: 250px;
    grid-template-areas: "head head"
                         "nav  main"
                         "foot  foot";
    grid-template-rows: 60px 1fr 40px;
    grid-template-columns: 150px 1fr;
  }
  
  .page > .page__header {
    grid-area: head;
    background-color: #95a6fa;
  }
  
  .page > .page__nav {
    grid-area: nav;
    background-color: #ffac9b;
  }
  
  .page > .page__main {
    grid-area: main;
    background-color: #f7f772;
  }
  
  .page > .page__footer {
    grid-area: foot;
    background-color: #8cffa0;
  }

  @media only screen and (max-width: 335px) {
    .grid grid--col-2{
      grid-template-columns: 49% 49%;
    }
  
  }

  @media only screen and (max-width: 768px) {
    .grid--col-3{
      display: grid;
      grid-template-columns: 30% 30% 32%;
      grid-column-gap:10px;
    }
    .grid--col-3 .grid__item{
      padding:4rem 3.5rem;
      font-size: medium;
      text-align: center;
    }

    .page {
      grid-template-rows: 60px 1fr 40px;
      grid-template-columns: 90px 1fr;
    }
  }