body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
  background-color: #f0f0f0;
}
h1 {
  font-family: "Arial", sans-serif;
  color: #333;
  margin-bottom: 20px;
}
label,
input,
button {
  font-family: "Arial", sans-serif;
  margin: 5px;
  padding: 5px;
}
label {
  font-size: 1.2em;
}
input {
  font-size: 1em;
  padding: 5px;
  border-radius: 5px;
  border: 1px solid #ccc;
}
button {
  font-size: 1em;
  padding: 5px 10px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s ease;
}
button:hover {
  background-color: #0056b3;
}
.chessboard {
  display: grid;
  margin-top: 20px;
  gap: 2px;
}
.chessboard div {
  width: 50px;
  height: 50px;
  border-radius: 5px;
  border: 1px solid #000;
  box-sizing: border-box;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.chessboard div.enlarged {
  transform: scale(1.2);
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
}
.black {
  background-color: #2c3e50;
}
.white {
  background-color: #ecf0f1;
}
.queen {
  background-image: url("queen1.jpg");
  background-size: cover;
}
.traversing {
  background-image: url("queen.jpg");
  background-size: cover;
  opacity: 0.5;
}