wot.css

:root {
  --container-bg-color: #333;
  --left-bg-color: rgba(223, 39, 39, 0.7);
  --left-button-hover-color: rgba(161, 11, 11, 0.3);
  --right-bg-color: rgba(43, 43, 43, 0.8);
  --right-button-hover-color: rgba(92, 92, 92, 0.3);
  --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: rgb(192, 81, 7);
  position: absolute;
  left: 50%;
  top: 20%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.button {
  display: block;
  position: absolute;
  left: 50%;
  top: 40%;
  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%);
}

.container {
  position: relative;
  width: 100%;
  height: 100%;
  background: url('images/ai_bot.jpg') center center no-repeat;  
  background-size: cover;
}

.split {
  position: absolute;
  width: 50%;
  height: 100%;
  overflow: hidden;
}