.gridcontainer {
  display: grid;
  grid-auto-columns: 1fr;
  grid-auto-rows: 1fr;
  grid-template-columns: 50px 1fr 149px 168px 50px;
  grid-template-rows: 120px 120px 150px 150px 1fr;
  gap: 5px 0px;
  grid-template-areas:
    "box1 box2 box3 box4 box10"
    "box1 box2 box5 box6 box10"
    "box1 box2 box7 box7 box10"
    "box1 box2 box8 box8 box10"
    "box1 box2 box9 box9 box10";
  width: 100%;
  height: 100%;
}
.box1 { grid-area: box1; }
.box2 { grid-area: box2; }
.box3 { grid-area: box3; }
.box4 { grid-area: box4; }
.box5 { grid-area: box5; }
.box6 { grid-area: box6; }
.box7 { grid-area: box7; }
.box8 { grid-area: box8; }
.box9 { grid-area: box9; }
.box10 { grid-area: box10; }