body{
      background-image: url('https://source.unsplash.com/category/nature/1600x900');
      background-size: cover;
      min-height:100vh;
      margin:0;
      display: flex;
      justify-content: center;
      align-items: center;
    }
    h1{
      background-color: rgba(255, 255, 255, 0.3);
      padding:0.3rem;
      color:rgb(0, 0, 0);
      font-family: 'Source Sans Pro', sans-serif;
      font-weight: 200;
    }