/*Back to top button */

#back-top {
    position: fixed;
    bottom: 4rem;
    right: 4rem;
    z-index: 1;
    transition: 0.8s;
  }
  
  .fadein, .fadein *{
    opacity: 0;
    cursor: default;
  }

#back-top *, #back-top *:hover{
  text-decoration: none;
}

/* arrow icon (span tag) */
#back-top span {
  width: 56px;
  height: 56px;
  padding-top: 6px;

  display: block;
  background: #0071bb;
  /* rounded corners */
  -webkit-border-radius: 8px;
  -moz-border-radius: 8px;
  border-radius: 8px;
  /* background color transition */
  -webkit-transition: 0.2s;
  -moz-transition: 0.2s;
  transition: 0.2s;
}


#back-top span::after {
  content: '\f0de';
  font-family: 'Font Awesome 5 Free';
  font-weight: 900;
  color: #fff;
  font-size: 50px;
  margin: 12px 1px 16px 8px;
}


#back-top a:hover span {
  background-color: #1e90ff;
}