.fab {
  background: #03A9F4;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  text-align: center;
  color: #FFF;
  box-shadow: 0px 0px 3px rgba(0, 0, 0, 0.5), 3px 3px 3px rgba(0, 0, 0, 0.25);
  position: fixed;
  bottom: 48px;
  right: 48px;
  font-size: 2.6667em;
  display: inline-block;
  cursor: default;
}
.fab span {
  vertical-align: middle;
}
.fab.child {
  /*right: 58.66666667px;
  width: 42.66666667px;
  height: 42.66666667px;*/
  right:5 0px;
  width: auto;
  height: 50px;
  top:30%;
  display: none;
  opacity: 0;
  font-size: 2em;
}
.backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #ECECEC;
  opacity: 0.9;
  display: none;
}
/*body {
  background: #363F45;
  font-family: 'Roboto', sans-serif;
  text-align: center;
  color: #FFF;
}*/