.info { display:block; padding:3em; margin: 0 auto; }


/*--------------------------------------------------------------
# Back to top button
--------------------------------------------------------------*/
.back-to-top {
  position: fixed;

  right: 25px;
  bottom: 25px;
  z-index: 99;

    border-radius: 62% 38% 46% 54% / 60% 63% 37% 40%;
    background-color: #6192c9;
  transition: all 0.4s;
}

.back-to-top i {
  font-size: 24px;
  color: #fff;
  line-height: 0;
}

.back-to-top:hover {
  background: #1b497d;
  color: #fff;
}

.back-to-top.active {
  visibility: visible;
  opacity: 1;
}