button {
    background-color: #4CAF50;
    color: white;
    padding: 2px;
    font-size: 16px;
    border: none;
  }
.gameImg {
     visibility: hidden;
     height: 0px;
  }
.showGame {
  width: 750px;
  display: block;
  color: white;
  margin: auto;
}
.initGameCls {
  display: none;
}
body {
  font-family: Arial, Helvetica, sans-serif;
  background-image: url('Images/chessBg1.png');
}
#formDiv {
  margin: auto;
  color: white;
  padding: 20px;
  width: 400px;
  text-align: center;
  background-image: url('Images/formBg.jpg');
  background-size: 480px;
  box-shadow: 0 4px 8px 0 rgba(255, 255, 255, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}
.nameInput {
  width: 250px; 
  display: flex; 
  margin: 10px auto; 
  border: solid silver; 
  border-radius: 10px; 
  padding: 5px;
}
input[type='text']{
  border: solid silver;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 5px;
  color: white;
}
input[type='text']:focus{
  border: solid silver;
  outline: none;
  background: white;
  color: black;
}
input[type='submit'] {
  padding: 5px 10px 5px 10px;
  background: silver;
  font-size: 15px;
  border-radius: 5px;
  font-weight: bold;
}