.leader{
  margin-top:20px;
  margin-top:1.538rem;
}

.leader-double{
  margin-top:40px;
  margin-top:3.076rem;
}

.leader-triple{
  margin-top:60px;
  margin-top:4.614rem;
}

.leader-quadruple{
  margin-top:80px;
  margin-top:6.152rem;
}

.trailer{
  margin-bottom:20px;
  margin-bottom:1.538rem;
}

.trailer-double{
  margin-bottom:40px;
  margin-bottom:3.076rem;
}

.trailer-triple{
  margin-bottom:60px;
  margin-bottom:4.614rem;
}

.trailer-quadruple{
  margin-bottom:80px;
  margin-bottom:6.152rem;
}