.game-layout {
  display: flex;
  align-items: stretch;
  height: 100%;
}
.side-strip {
  display: none;
}
.side-left  {
  display: none;
}
.side-right {
  display: none;
}
.side-sym {
  display: none;
}
.game-center {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 100px 8px 100px;
  gap: 8px;
  min-width: 0;
  overflow: hidden;
}

@media (max-width: 768px) {
  .game-center {
    padding: 60px 8px 100px;
    justify-content: center;
  }
}