#button {
  display: inline-block;
  background-color: #C8102E;
  width: 50px;
  height: 50px;
  text-align: center;
  border-radius: 4px;
  position: fixed;
  bottom: 30px;
  right: 30px;
  transition: background-color .3s, 
    opacity .5s, visibility .5s;
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
}
#button::after {
  content: "\f077";
  font-family: FontAwesome;
  font-weight: normal;
  font-style: normal;
  font-size: 2em;
  line-height: 50px;
  color: #fff;
}
#button:hover {
  cursor: pointer;
  background-color: #333;
}
#button:active {
  background-color: #555;
}
#button.show {
  opacity: 1;
  visibility: visible;
}

/* Styles for the content section */

/*.content {*/
/*  width: 77%;*/
/*  margin: 50px auto;*/
/*  font-family: 'Merriweather', serif;*/
/*  font-size: 17px;*/
/*  color: #6c767a;*/
/*  line-height: 1.9;*/
/*}*/
@media (min-width: 500px) {
  /*.content {*/
  /*  width: 43%;*/
  /*}*/
  #button {
    margin: 30px;
  }
}
/*.content h1 {*/
/*  margin-bottom: -10px;*/
/*  color: #03a9f4;*/
/*  line-height: 1.5;*/
/*}*/
/*.content h3 {*/
/*  font-style: italic;*/
/*  color: #96a2a7;*/
/*}*/