#menu {
  position: relative;
}

#menu ul {
  position: absolute;
  top: 0;
}

#menu ul.m1 a {
  margin: 0;
  left: 0px;
}

#menu ul.m2 {
  left: 195px;
}

#menu ul.m3 {
  left: 380px;
}

#menu ul.m4 {
  left: 580px;
}