.fab {
  position: fixed;
  bottom: 100px;
  right: 20px;
}

.fab button {
  cursor: pointer;
  width: 56px;
  height: 56px;
  border-radius: 30px;
  background-color: #fff;
  border: none;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.4);
  font-size: 24px;
  color: #333;

  -webkit-transition: 0.2s ease-out;
  -moz-transition: 0.2s ease-out;
  transition: 0.2s ease-out;
}

.fab button img{
    width: 24px;
}

.fab button.main {
  position: absolute;
  width: 56px;
  height: 56px;
  border-radius: 30px;
  background-color: #fff;
  right: 0;
  bottom: 0;
  z-index: 20;
}

/* .fab button.main:before {
  content: "⏚";
} */

.fab ul {
  position: absolute;
  bottom: 0;
  right: 0;
  padding: 0;
  padding-right: 5px;
  margin: 0;
  list-style: none;
  z-index: 10;

  -webkit-transition: 0.2s ease-out;
  -moz-transition: 0.2s ease-out;
  transition: 0.2s ease-out;
}

.fab ul li {
  display: flex;
  justify-content: flex-start;
  position: relative;
  margin-bottom: -10%;
  opacity: 0;

  -webkit-transition: 0.3s ease-out;
  -moz-transition: 0.3s ease-out;
  transition: 0.3s ease-out;
}

.fab ul li label {
  margin-right: 10px;
  white-space: nowrap;
  display: block;
  margin-top: 10px;
  padding: 5px 8px;
  background-color: white;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
  border-radius: 3px;
  height: 18px;
  font-size: 16px;
  pointer-events: none;
  opacity: 0;

  -webkit-transition: 0.2s ease-out;
  -moz-transition: 0.2s ease-out;
  transition: 0.2s ease-out;
}

.fab button.main:active,
.fab button.main:focus {
  outline: none;
  background-color: #fff;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.5);
}

/*.fab button.main:active:before,
.fab button.main:focus:before {
  content: "↑";
}*/

.fab button.main:active + ul,
.fab button.main:focus + ul {
  bottom: 70px;
}

.fab button.main:active + ul li,
.fab button.main:focus + ul li {
  margin-bottom: 10px;
  opacity: 1;
}

.fab button.main:active + ul li:hover label,
.fab button.main:focus + ul li:hover label {
  opacity: 1;
}