[class^="hvr-"] {
  width: 100%;
  text-align: center;
  margin-bottom: 10px;
  display: inline-block;
  margin: 4em;
  padding: 1em;
  cursor: pointer;
  background: rgb(81, 81, 81);
  text-decoration: none;
  color: #fff !important;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  -webkit-border-top-left-radius: 30px;
  -webkit-border-bottom-right-radius: 30px;
  -moz-border-radius-topleft: 30px;
  -moz-border-radius-bottomright: 30px;
  border-top-left-radius: 30px;
  border-bottom-right-radius: 30px;
}

.sup {
  vertical-align: super;
  margin-left: -1em;
  padding: .21875em;
  line-height: 100%;
  font-size: .75em;
  border: #eee solid 1px;
  border-radius: 4px;
  color: inherit;
}

.sup:hover {
  background: #eee;
}

.button.cta {
  display: inline-block;
  position: relative;
  margin: 1.2em 0 1em 0;
  padding: 1em;
  background: #2098D1;
  border: none;
  text-decoration: none;
  font-weight: 700;
  color: white;
}

.effects {
  margin-top: 6em;
}

@-webkit-keyframes circle {
  50% {
      -webkit-transform: scale(1.26923077);
      transform: scale(1.26923077);
  }
}

@keyframes circle {
  50% {
      transform: scale(1.26923077);
  }
}

@-webkit-keyframes initials {
  50% {
      -webkit-transform: translateY(-8px) translateZ(0);
      transform: translateY(-8px) translateZ(0);
  }
}

@keyframes initials {
  50% {
      transform: translateY(-8px) translateZ(0);
  }
}

#forkongithub {
  display: none;
}

#forkongithub a {
  background: #000;
  color: #fff;
  text-decoration: none;
  font-family: Arial, sans-serif;
  text-align: center;
  font-weight: bold;
  padding: 5px 40px;
  font-size: 1rem;
  line-height: 2rem;
  position: relative;
  transition: 0.5s;
}

#forkongithub a:hover,
#forkongithub a:focus,
#forkongithub a:active {
  background: #2098D1;
  color: #fff;
}

#forkongithub a::before,
#forkongithub a::after {
  content: "";
  width: 100%;
  display: block;
  position: absolute;
  top: 1px;
  left: 0;
  height: 1px;
  background: #fff;
}

#forkongithub a::after {
  bottom: 1px;
  top: auto;
}

@media screen and (min-width: 640px) {
  #forkongithub {
      position: absolute;
      display: block;
      top: 0;
      right: 0;
      width: 200px;
      overflow: hidden;
      height: 200px;
  }

  #forkongithub a {
      width: 200px;
      position: absolute;
      top: 60px;
      right: -60px;
      -webkit-transform: rotate(45deg);
      -ms-transform: rotate(45deg);
      transform: rotate(45deg);
      box-shadow: 4px 4px 10px rgba(0, 0, 0, 0.8);
  }
}