:root {
    --hover-width: 75%;
    --other-width: 25%;
    --speed: 1000ms;
  }

html, body {
    padding:0;
    margin:0;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
  }
  
  h1 {
    font-size: 4rem;
    color: #fff;
    position: relative;
    left: 50%;
    top: 20%;
    text-align: center;
    transform: translateX(-50%);
    white-space: normal;
    word-wrap:break-word;
  }

  h3 {
    font-size: 2rem;
    color: #fff;
    position: relative;
    left: 50%;
    top: 20%;
    text-align: center;
    transform: translateX(-50%);
    white-space: normal;
    word-wrap:break-word;
  }
  
  .button {
    display: block;
    position: absolute;
    top: 45%;
    height: 2.5rem;
    padding-top: 1.3rem;
    width: 15rem;
    text-align: center;
    color: #fff;
    border: #fff solid 0.2rem;
    font-size: 1rem;
    font-weight: bold;
    text-transform: uppercase;
    text-decoration: none;
    transform: translateX(-50%);
  }
  
  .split.left .button:hover {
    background-color: var(--left-button-hover-color);
    border-color: var(--left-button-hover-color);
  }
  
  .split.right .button:hover {
    background-color: var(--right-button-hover-color);
    border-color: var(--right-button-hover-color);
  }
  
  .container {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--container-bg-color);
  }
  
  .split {
    position: absolute;
    width: 50%;
    height: 100%;
    overflow: hidden;
  }
  
  .split.left {
    left:0;
    background: url('/static/picture/background1.jpg') center center no-repeat;
    background-size: cover;
  }
  
  .split.left:before {
    position:absolute;
    content: "";
    width: 100%;
    height: 100%;
    background: var(--left-bg-color);
  }
  
  .split.right {
    right:0;
    background-color:RGB(58,63,75);
    background-size: cover;
  }
  
  .split.right:before {
    position:absolute;
    content: "";
    width: 100%;
    height: 100%;
    background: var(--right-bg-color);
  }
  
  .split.left, .split.right, .split.right:before, .split.left:before {
    transition: var(--speed) all ease-in-out;
  }
  
  .hover-left .left {
    width: var(--hover-width);
  }
  
  .hover-left .right {
    width: var(--other-width);
  }
  
  .hover-left .right:before {
    z-index: 2;
  }
  
  
  .hover-right .right {
    width: var(--hover-width);
  }
  
  .hover-right .left {
    width: var(--other-width);
  }
  
  .hover-right .left:before {
    z-index: 2;
  }
  
  @media(max-width: 800px) {
    h1 {
      font-size: 2rem;
    }
  
    .button {
      width: 12rem;
    }
  }
  
@media(max-height: 700px) {
  .button {
    top: 70%;
  }
}

.back-button {
  position: absolute;
  top: 20px;
  right: 20px;
  padding: 12px 24px;
  background-color: rgba(255, 255, 255, 0.1);
  color: #fff;
  text-decoration: none;
  border: 2px solid #fff;
  border-radius: 5px;
  font-size: 1rem;
  font-weight: bold;
  transition: all 0.3s ease;
  z-index: 10;
}

.back-button:hover {
  background-color: rgba(255, 255, 255, 0.2);
  transform: translateX(-5px);
}