a {
  animation-iteration-count: initial;
}

b {
  animation-iteration-count: inherit;
}

c {
  animation-iteration-count: unset;
}

d {
  animation-iteration-count: 1;
}

e {
  animation-iteration-count: 1, 2, 3;
}

f {
  animation-iteration-count: infinite;
}

g {
  animation-iteration-count: 1, infinite, 2;
}