.dn {
  display: none;
}

.relative {
  position: relative;
}

.absolute {
  position: absolute;
}

.top-0 {
  top: 0px;
}

.right-0 {
  right: 0px;
}

.bottom-0 {
  bottom: 0px;
}

.left-0 {
  left: 0px;
}

.w-100 {
  width: 100%;
}