.enter-button-container * {
  box-sizing: border-box;
}
.enter-button-container *::before,
.enter-button-container *::after {
  box-sizing: border-box;
}

button {
  position: relative;
  display: inline-block;
  cursor: pointer;
  outline: none;
  border: 0;
  vertical-align: middle;
  text-decoration: none;
  background: transparent;
  padding: 0;
  font-size: inherit;
  font-family: inherit;
}
button.enter-button {
  width: 12rem;
  height: auto;
}
button.enter-button .circle {
  transition: all 0.45s cubic-bezier(0.65, 0, 0.076, 1);
  position: relative;
  display: block;
  margin: 0;
  width: 3rem;
  height: 3rem;
  background: #282936;
  border-radius: 1.625rem;
}
button.enter-button .circle .icon {
  transition: all 0.45s cubic-bezier(0.65, 0, 0.076, 1);
  position: absolute;
  top: 0;
  bottom: 0;
  margin: auto;
  background: #fff;
}
button.enter-button .circle .icon.arrow {
  transition: all 0.45s cubic-bezier(0.65, 0, 0.076, 1);
  left: 0.625rem;
  width: 1.125rem;
  height: 0.125rem;
  background: none;
}
button.enter-button .circle .icon.arrow::before {
  position: absolute;
  content: "";
  top: -0.25rem;
  right: 0.0625rem;
  width: 0.625rem;
  height: 0.625rem;
  border-top: 0.125rem solid #fff;
  border-right: 0.125rem solid #fff;
  transform: rotate(45deg);
}
button.enter-button .button-text {
  transition: all 0.45s cubic-bezier(0.65, 0, 0.076, 1);
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.75rem 0;
  margin: 0 0 0 1.85rem;
  color: #282936;
  font-weight: 700;
  line-height: 1.6;
  text-align: center;
  text-transform: uppercase;
}
button:hover .circle {
  width: 100%;
}
button:hover .circle .icon.arrow {
  background: #fff;
  transform: translate(1rem, 0);
}
button:hover .button-text {
  color: #fff;
}

.button-text-now {
  opacity: 0;
  transition: opacity 0.45s;
}

button:hover .button-text-now {
    opacity: 1;
}

@supports (display: grid) {
  body {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-gap: 0.625rem;
    grid-template-areas: ". main main ." ". main main .";
  }

  #container {
    grid-area: main;
    align-self: center;
    justify-self: center;
  }
}