html, body {
  padding: 0px;
  margin: 0px;
}

body {
  background: #000;
  color: #fff;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  text-align: center;
}

a {
  color: #fff;
  text-decoration: none;
  border-bottom: 1px solid #31C8FA;
  padding-bottom: 2px;
}

.main {
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

.main.left {
  display: block;
  height: auto;
  text-align: left;
  align-items: start;
  max-width: 800px;
  margin: 0px auto;
}

.logo {
  width: 300px;
  height: 150px;
  background: url(../img/logo.png) no-repeat center;
  background-size: contain;
}