html, body {
  width: 100%;
  height: 100%;
  padding: 0px;
  margin: 0px;
  background-color: #031f1e;
}

a {
  text-decoration: none;
}

* {
  padding: 0px;
  margin: 0px;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
  font-size: 14px;
  letter-spacing: 6px;
  text-rendering: optimizeLegibility !important;
  -webkit-font-smoothing: antialiased !important;
}

article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
  display: block;
}

/* intro page */
.start {
  position: absolute;
  bottom: 20px;
  height: 20px;
  text-align: center;
  right: calc(50% - 33px);
  color: white;
  cursor: auto;
  text-transform: uppercase;
  font-size: 14px;
  /* letter-spacing: 8px; */
  border-bottom: dotted 1px #618185;
}

.start:hover {
  color: #618185;
  border-bottom: solid 1px #fff;
  cursor: pointer;
}