.js-info {
  display: none;
}

.button {
  margin-right: auto;
  margin-left: auto;
    max-width: 300px;
}

.button a {
  border: 1px solid #d0e2f7;
  display: block;
  color: #d0e2f7;
  text-decoration: none;
  padding: 0.5em;
  font-size: 2rem;
  line-height: 1;
  text-align: center;
  font-weight: 600;
  transition: 0.5s;
  background: linear-gradient(to right,#689EC5 0%,#689EC5 50%, transparent 50%, transparent 100%) right top/200% no-repeat;
}

.button a:hover {
  color: #fff;
  background-position: left;
  border-color: transparent;
}