html{
 font-size: 1.25em;
 font: sans-serif; 
}

table{
 margin: auto;
 vertical-align: center;
 text-align: center;
 border-collapse: collapse;
}

td, th{
 border-width: 0.5mm;
 border-style: solid;
 padding: 0.25em;
}

th{
 font-style: bold;
 }