/* Back to top button */
#back-to-top {
  width: 80px;
  height: 80px;
  position: fixed;
  right: 5px;
  bottom: 5px;
  background: #f28e53;
  opacity: .6;
  border-radius: 50%;
  z-index: 9999;
  text-decoration: none;
}

#back-to-top:hover {
  opacity: .75;
}

#back-to-top span {
  position: relative;
  display: block;
  width: 80px;
  height: 80px;
  text-decoration: none;
}

#back-to-top span:before {
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  content: '\f102';
  font-size: 25px;
  color: #fff;
  position: absolute;
  width: 25px;
  height: 25px;
  top: -22px;
  bottom: 0;
  right: 0;
  left: 0;
  margin: auto;
  text-align: center;
}

#back-to-top span:after {
  content: 'TOP';
  font-size: 13px;
  color: #fff;
  position: absolute;
  top: 42px;
  bottom: 0;
  right: 0;
  left: 0;
  margin: auto;
  text-align: center;
}

@media screen and (max-width: 768px) {
  #back-to-top {
    width: 60px;
    height: 60px;
    right: 3px;
    bottom: 3px;
  }

  #back-to-top span {
    width: 60px;
    height: 60px;
  }

  #back-to-top span:before {
    font-size: 18px;
    width: 18px;
    height: 18px;
    top: -18px;
  }

  #back-to-top span:after {
    font-size: 11px;
    top: 32px;
  }
}