*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


h2{
      font-family: "Koulen", sans-serif;
  font-weight: 400;
  font-style: normal;
}

#ex{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    width: 100%;
    gap: 2rem;

}