*{
    margin: 0;
    padding: 0;
}
html,body,root{
    width: 100%;
}
.board{
    width: 150px;
}
.Square{
    float: left;
    width: 50px;
    height:50px;
    
}
.red{
    background-color: red;
}
.white{
    background-color: white;
}
.black{
    background-color: black;
}
.record{
    clear: both;
}