.btn-call-phone {
  position: fixed;
  display: flex;
  align-items: center;
  justify-content: center;
  bottom: calc(var(--v-align) / 1.5);
  right: calc(var(--v-align) / 1.5);
  height: 44px;
  min-width: 44px;
  border-radius: 22px;
  color: var(--color-white);
  background: var(--color-green);
  transition: padding 0.35s ease-in-out;
  z-index: 99999;
}
.btn-call-phone svg {
  width: 20px;
}
.btn-call-phone .number {
  max-width: 0;
  visibility: hidden;
  transition: 0.35s ease-in-out;
  overflow: hidden;
  white-space: nowrap;
}
.btn-call-phone:hover {
  padding: calc(var(--v-align) / 3);
}
.btn-call-phone:hover .number {
  max-width: 100px;
  visibility: visible;
  margin-left: calc(var(--v-align) / 3);
}