.cd-top {
  display: inline-block;
  height: 40px;
  width: 40px;
  position: fixed;
  bottom: 40px;
  right: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.05);
  -webkit-border-radius: 50%; 
  -moz-border-radius: 50%; 
  border-radius: 50%;
  /* image replacement properties */
  overflow: hidden;
  text-indent: 100%;
  white-space: nowrap;
  background: rgba(99, 100, 102, 0.8);
  visibility: hidden;
  opacity: 0;
  -webkit-transition: opacity .3s 0s, visibility 0s .3s;
  -moz-transition: opacity .3s 0s, visibility 0s .3s;
  transition: opacity .3s 0s, visibility 0s .3s;
  z-index: 2;
}

.cd-top:before {
  transition: all 0.2s ease-in-out !important;
  content: "";
  display: inline-block;
  background: white;
  width: 3px;
  height: 16px;
  border-radius: 3px;
  transform: translateX(-5px) rotate(45deg);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
}
.cd-top:after {
  transition: all 0.2s ease-in-out !important;
  content: "";
  display: inline-block;
  background: white;
  width: 3px;
  height: 16px;
  border-radius: 3px;
  transform: translateX(5px) rotate(-45deg);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
}

.cd-top.cd-is-visible, .cd-top.cd-fade-out, .no-touch .cd-top:hover {
  -webkit-transition: opacity .3s 0s, visibility 0s 0s;
  -moz-transition: opacity .3s 0s, visibility 0s 0s;
  transition: opacity .3s 0s, visibility 0s 0s;
}
.cd-top.cd-is-visible {
  /* the button becomes visible */
  visibility: visible;
  opacity: 1;
}
.cd-top.cd-fade-out {
  /* if the user keeps scrolling down, the button is out of focus and becomes less visible */
  opacity: .5;
}
.no-touch .cd-top:hover {
  background-color: #ef426d;
  opacity: 1;
}
@media only screen and (min-width: 768px) {
  .cd-top {
    right: 20px;
    bottom: 20px;
  }
}
@media only screen and (min-width: 1024px) {
  .cd-top {
    height: 60px;
    width: 60px;
    right: 30px;
    bottom: 30px;
  }
}

.chevron {
  width: 80px;
  height: 64px;
  position: relative;
  cursor: pointer;
  margin: 50px auto;
  background: steelblue;
  border-radius: 64px;
}
.chevron:before {
  transition: all 0.2s ease-in-out !important;
  content: "";
  display: inline-block;
  background: white;
  width: 3px;
  height: 16px;
  border-radius: 16px;
  transform: translateX(-5px) rotate(45deg);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
}
.chevron:after {
  transition: all 0.2s ease-in-out !important;
  content: "";
  display: inline-block;
  background: white;
  width: 3px;
  height: 16px;
  border-radius: 16px;
  transform: translateX(5px) rotate(-45deg);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
}
.chevron:hover:before {
  content: "";
  display: inline-block;
  background: white;
  width: 3px;
  height: 16px;
  border-radius: 16px;
  transform: translateY(-6px) translateX(-5px) rotate(45deg);
  /*transform: translateX(5px) rotate(40deg);*/
}
.chevron:hover:after {
  content: "";
  display: inline-block;
  background: white;
  width: 3px;
  height: 16px;
  border-radius: 16px;
  /*transform: translateX(-5px) rotate(-40deg);*/
  transform: translateY(-6px) translateX(5px) rotate(-45deg);
  position: absolute;
}