.enter-button {
  position: relative;
  width: 15vw;
  margin-left: 70%;
  text-align: center;
  border-radius: 10px;
  transition: box-shadow 0.2s linear,
              background-color 0.2s linear;
  border: solid 2px #e98191;
}

.enter-button:hover {
  box-shadow: 0 0 10px 5px #e98191;
  background-color: #e66c7e;
  cursor: pointer;
}

.enter-button a {
  display: inline-block;
  width: 100%;
  height: 100%;
  line-height: 5vw;
  color: #424242;
  font-size: 3vw;
  text-decoration: none;
}

@media screen and (orientation: landscape) and (max-width: 767px) {
  .enter-button {
    position: relative;
    top: -3.5em;
  }
}