body{
	text-align: center;
}
h1{
	font-family: Monoton;
    font-size: 70px;
    margin: 0.2em
}
input[type=number]{
	width: 6em;
}
table,
tr,
td {
    border: 1px solid black;
    empty-cells: show;
    
}

table {
   
    margin: 0 auto;
    border-collapse: collapse;
}

tr {
    height:20px;
}

td {
    width: 20px;
}