.desktop {
  width: 100%;
  height: 100vh;
  background-image: url("../images/wood-591631.jpg");
  background-size: cover;
}

@font-face {
  font-family: "Alien";
  src: url("../fonts/antar.regular.ttf") format("opentype");
}

.enter {
  display: flex;
  flex-direction: column;
  margin-top: 100px;

  padding: 10px;
  height: 400px;
  width: 400px;
  justify-content: center;
  align-items: center;
  background: linear-gradient(
    135deg,
    #bfbfbf 40%,
    #919090 50%,
    #676666 70%,
    #a49797 100%
  );
  font-size: 35px;
  font-weight: bold;
  color: #000000;
  font-family: "Alien";
  border-radius: 15px;
  box-shadow: 12px 12px 25px rgba(0, 0, 0, 0.8),
    -8px -8px 15px rgba(255, 255, 255, 0.3),
    inset 0px 0px 15px rgba(0, 0, 0, 0.4),
    inset 0px 0px 50px rgba(255, 255, 255, 0.1);
  border: none;
}

.banner-container {
  border: 4px solid black;
  border-radius: 10px;
  height: 8rem;
  position: relative;
  overflow: hidden;
  box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.8),
    -8px -8px 15px rgba(255, 255, 255, 0.3),
    inset 0px 0px 15px rgba(0, 0, 0, 0.4),
    inset 0px 0px 50px rgba(255, 255, 255, 0.1);
}

.banner-container img {
  max-width: 100%;
  height: auto;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.container {
  position: relative;
  width: 300px;
  display: flex;
  justify-content: space-between;
  background-color: black;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  border-radius: 4px;
}

.square {
  width: 250px;
  height: 250px;
  border: 1px solid black;
  border-radius: 4px;
  background: linear-gradient(
    105deg,
    #bfbfbf 40%,
    #919090 50%,
    #959494 70%,
    #a49797 100%
  );
  transition: transform 1s ease;
  box-shadow: 4px 4px 8px rgba(0, 0, 0, 0.8),
    -8px -8px 15px rgba(255, 255, 255, 0.3),
    inset 0px 0px 15px rgba(0, 0, 0, 0.4),
    inset 0px 0px 50px rgba(255, 255, 255, 0.1);
  z-index: 3;
}

.center-button {
  position: absolute;
  left: 50%;
  height: 100px;
  width: 100px;
  font-size: 20px;
  font-weight: bolder;
  color: #000000;
  justify-content: center;
  transform: translateX(-50%);
  z-index: 2;
  background: linear-gradient(145deg, #96241a, #730f0f);
  border: 2px solid #640c02;
  padding: 10px 10px;
  cursor: pointer;
  border-radius: 50%;
  box-shadow: 0 4px 8px #450801, 0 2px 15px rgba(255, 255, 255, 0.15) inset;
  transition: all 0.3s ease;
}

.center-button:focus {
  outline: 2px solid red;
  box-shadow: 0 0 10px red, 0 0 20px red, 0 0 30px red;
}

.center-button:active {
  box-shadow: 0 8px #000000;
  background-color: #020202;
  transform: translateX(-50%) translateY(4px);
}

.container:hover .left,
.container:focus .left,
.container:focus-within .left {
  transform: translateX(-100px);
}

.container:hover .right,
.container:focus .right,
.container:focus-within .right {
  transform: translateX(100px);
}

@keyframes arrowColorChange {
  0% {
    border-color: transparent rgb(190, 95, 95) transparent transparent;
  }
  50% {
    border-color: transparent red transparent transparent;
  }
  100% {
    border-color: transparent rgb(147, 76, 76) transparent transparent;
  }
}

@keyframes arrowColorChangeRight {
  0% {
    border-color: transparent transparent transparent rgb(197, 90, 90);
  }
  50% {
    border-color: transparent transparent transparent red;
  }
  100% {
    border-color: transparent transparent transparent rgb(155, 76, 76);
  }
}

.arrow {
  position: absolute;
  width: 0;
  height: 0;
  border-style: solid;
}

.arrow-left {
  left: -40px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 20px 40px 20px 0;
  border-color: transparent black transparent transparent;
  animation: arrowColorChange 2s infinite;
}

.arrow-right {
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
  border-width: 20px 0 20px 40px;
  border-color: transparent transparent transparent black;
  animation: arrowColorChangeRight 2s infinite;
}