.fabaction {
  background-color: transparent;
  height: 64px;
  width: 64px;
  border-radius: 32px;
  transition: height 300ms;
  transition-timing-function: ease;
  position: absolute;
  right: 20px;
  bottom: 20px;
  text-align: center;
  overflow: hidden;
}

.fabaction.active {
  height: 240px;
}

.fabaction.active .mainop {
  transform: rotate(180deg);
}

.mainop {
  margin: auto;
  width: 64px;
  height: 64px;
  position: absolute;
  bottom: 0;
  right: 0;
  transition: transform 300ms;
  background-color: #f44336;
  border-radius: 32px;
  z-index: 6;
}

.mainopShadow {
  width: 64px;
  height: 64px;
  border-radius: 32px;
  position: absolute;
  right: 50px;
  bottom: 50px;
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.mainop i {
  margin-top: 16px;
  font-size: 32px;
  color: #fff;
}

.minifab {
  position: relative;
  width: 48px;
  height: 48px;
  border-radius: 24px;
  z-index: 5;
  float: left;
  margin-bottom: 8px;
  margin-left: 8px;
  margin-right: 8px;
  background-color: blue;
  transition: box-shadow 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
}

.minifab:hover {
  box-shadow: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
}

.minifabIcon {
  height: 24px;
  width: 24px;
  margin-top: 12px;
}

.op1 {
  background-color: #2f82fc;
}

.op2 {
  background-color: #3B5998;
}

.op3 {
  background-color: #0f9d58;
}

.op4 {
  background-color: #000032;
}

.op5 {
  background-color: #673ab7;
}