html { 
  background: url(https://portsea.xyz/image.png) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}
body {
    padding: 70px 0;
    text-align: center;
    color: white; font-family: 'Helvetica Neue', sans-serif; font-size: 75px; font-weight: bold; letter-spacing: -1px; line-height: 1; text-align: center; -webkit-text-stroke-width: 2.5px;
  -webkit-text-stroke-color: black;
}