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

.bgimg {
  /* Background image */
  background-image: url('wallpaper.png');
  /* Center the background image */
  background-position: center;
  /* Scale and zoom in the image */
  background-size: cover;
  /* Add position: relative to enable absolutely positioned elements inside the image (place text) */
  position: relative;
  /* Add a white text color to all elements inside the .bgimg container */
  color: white;
}
a {
  color: white;
}
a:visited {
  color: white;
}