table, td{
  border: 2px solid black;
  border-collapse: collapse;
  position: relative;
  z-index: 99;
  background-color: gainsboro;
}

table{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-shadow: 0 0 10px 0px white;
}

body{
  background-color: #1d1e22;
}

img{
  position: relative;
  z-index: -1;
}

td{
  height: 57.6px;
  width: 57.6px;
  text-align: center;
  background-color: rgba(0,0,0,0);
}