.text-shadow {
  text-shadow: 0 0 10px #000000,0 0 20px #000000;
}

.text-glow {
  text-shadow: 0 0 10px #ffffff,0 0 20px #ffffff;
}

.bordered-black {
  border: solid 1px black;
}

.bordered-grey {
  border: solid 1px grey;
}

.background-glow {
  background: rgb(255, 255, 255, .4);
}

.background-glow:hover {
  background-color: rgb(255, 255, 255, 1);
}