/* Start css for Back to top button */
#button-top {
    display: inline-block;
    background-color: #50b848;
    width: 48px;
    height: 48px;
    text-align: center;
    border-radius: 4px;
    position: fixed;
    bottom: 6rem;
    right: 1.5rem;
    transition: background-color .3s, 
    opacity .5s, visibility .5s;
    opacity: 0;
    visibility: hidden;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
}
#button-top::after {
  content: "\f077";
  font-family: FontAwesome;
  font-weight: normal;
  font-style: normal;
  font-size: 1.75em;
  line-height: 1.75em;
  color: #fff;
}
#button-top:hover {
  cursor: pointer;
  background-color: #333;
}
@media screen and (max-width:1199px){
  #button-top:hover{
      background-color: #50b848;
  }
}
#button-top:active {
  background-color: #555;
}
#button-top.show {
  opacity: 1;
  visibility: visible;
}

@media screen and (max-width:767px){
  #button-top{
    bottom: 9rem;
  }
}
/* End css for Back to top button */