/* Style for all table elements, inclusing border, spacing, alignment */
table, th, td {
  border: 2px solid black; /* Visible border */
  border-collapse: collapse; /* Removes double borders */
  padding: 10px;/* Adds space inside cells, around the words */
  text-align: center; /* Center-aligns text */
}

/* Class used to center text horizontally and vertically */
.centered {
  text-align: center;
  vertical-align: middle;
}

/* Resize images inside table cells */
img {
  width: 50px;/* Fixed width */
  height: 50px;  /* Fixed height */
}