.span-1 {
  width: 65px;
}

.span-2 {
  width: 150px;
}

.span-3 {
  width: 235px;
}

.span-4 {
  width: 320px;
}

.span-5 {
  width: 405px;
}

.span-6 {
  width: 490px;
}

.span-7 {
  width: 575px;
}

.span-8 {
  width: 660px;
}

.span-9 {
  width: 745px;
}

.span-10 {
  width: 830px;
}

.span-11 {
  width: 915px;
}

.span-12 {
  width: 1000px;
}

.offset-1 {
  margin-left: 85px;
}

.offset-2 {
  margin-left: 170px;
}

.offset-3 {
  margin-left: 255px;
}

.offset-4 {
  margin-left: 340px;
}

.offset-5 {
  margin-left: 425px;
}

.offset-6 {
  margin-left: 510px;
}

.offset-7 {
  margin-left: 595px;
}

.offset-8 {
  margin-left: 680px;
}

.offset-9 {
  margin-left: 765px;
}

.offset-10 {
  margin-left: 850px;
}

.offset-11 {
  margin-left: 935px;
}